1 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4 implementation if __OPTIMIZE__ is not defined.
5 (_mm_alignr_pi8): Ditto.
6 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
7 (_mm_inserti_si64): Ditto.
8 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9 (_mm_slli_epi16): Ditto.
10 (_mm_slli_epi32): Ditto.
11 (_mm_slli_epi64): Ditto.
12 (_mm_srai_epi16): Ditto.
13 (_mm_srai_epi32): Ditto.
14 (_mm_srli_si128): Ditto.
15 (_mm_slli_si128): Ditto.
16 (_mm_srli_epi16): Ditto.
17 (_mm_srli_epi32): Ditto.
18 (_mm_srli_epi64): Ditto.
19 (_mm_extract_epi16): Ditto.
20 (_mm_insert_epi16): Ditto.
21 (_mm_shufflehi_epi16): Ditto.
22 (_mm_shufflelo_epi16): Ditto.
23 (_mm_shuffle_epi32): Ditto.
24 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
26 (_mm_insert_pi16): Ditto.
28 (_mm_shuffle_pi16): Ditto.
30 (_mm_shufle_ps): Ditto.
31 (_mm_prefetch): Ditto.
33 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
35 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
36 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
37 * real.c (encode_i370_single, decode_i370_single,
38 encode_i370_double, decode_i370_double): Functions removed.
39 (i370_single_format, i370_double_format): Initializations removed.
40 (real_maxval, round_for_format, exact_real_truncate, significand_size):
41 Consider the log2_b field to always be one.
42 (ieee_single_format, mips_single_format, coldfire_single_format,
43 ieee_double_format, mips_double_format, coldfire_double_format,
44 ieee_extended_motorola_format, ieee_extended_intel_96_format,
45 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
46 ibm_extended_format, mips_extended_format, ieee_quad_format,
47 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
48 decimal_single_format, decimal_double_format, decimal_quad_format,
49 c4x_single_format, c4x_extended_format, real_internal_format): Remove
50 initialization of log2_b.
51 * real.h (i370_single_format, i370_double_format): Declarations removed.
52 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
53 field to always be one.
55 2007-05-21 Andreas Schwab <schwab@suse.de>
57 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
58 NOTE_INSN_BASIC_BLOCK_P.
59 (process_for_unwind_directive): Likewise.
61 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
63 * builtins.c (expand_builtin_setjmp_setup): Update comment.
64 * function.h (struct function): Move va_list_gpr_size,
65 va_list_fpr_size, function_frequency to front of bitfields. Add
67 (current_function_calls_unwind_init): New.
68 * except.c (expand_builtin_unwind_init): Set
69 current_function_calls_unwind_init not
70 current_function_has_nonlocal_label.
71 * reload1.c (has_nonexceptional_receiver): New.
72 (reload): Use it and current_function_calls_unwind_init to
73 determine whether call-saved regs must be saved.
75 2007-05-20 Jan Hubicka <jh@suse.cz>
77 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
78 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
79 * ddg.c (create_ddg): LIkewise.
80 * final.c (final): Remove hunk moving line numbernotes around since
81 they are no longer present at this stage.
82 (final_scan_insn): Use NOTE_KIND instead of
83 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
84 (output_asm_label): Likewise.
85 * reorg.c (dbr_schedule): Likewise.
86 * haifa-sched.c (unlink_other_notes): Likewise.
87 * mode-switching.c (optimize_mode_switching): Likewise.
88 * graph.c (start_bb): Likewise.
89 * rtl.def (NOTE): Update description.
90 * jump.c (squeeze_notes): Delete.
91 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
92 NOTE_INSN_BASIC_BLOCK_P when possible.
93 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
94 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
95 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
96 (dwarf2out_var_location): Likewise.
97 * cfgbuild.c (make_edges): Likewise.
98 (find_basic_blocks_1): Likewise.
99 * function.c (reorder_blocks_1): Likewise.
100 (epilogue_done): Likewise.
101 (reposition_prologue_and_epilogue_notes): Likewise.
102 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
104 (print_rtl): Likewise.
105 (print_rtl_single): Likewise.
106 * gcse.c (insert_insn_start_bb): Likewise.
107 * alias.c (init_alias_analysis): Likewise.
108 * calls.c (fixup_tail_calls): Likewise.
109 * except.c (sjlj_emit_function_enter): Likewise.
110 * emit-rtl.c (add_insn_after): Likeiwse.
111 (emit_label_before): Likewise.
112 (emit_label_after): Likewise.
113 (emit_note_before, emit_note_after, emit_note): Update
114 parameter to be enum insn_note; do not deal with source
116 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
117 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
119 (merge_blocks_move_successor_nojumps): Simplify now when
120 we don't have BLOCK notes.
121 (try_optimize_cfg): Likewise.
122 * cfglayout.c (skip_insns_after_block): Likewise.
123 (record_effective_endpoints): Likewise.
124 (duplicate_insn_chain): Likewise.
125 * varasm.c (output_constant_pool_1): Likewise.
126 * sched-deps.c (sched_analyze): Likewise.
127 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
129 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
130 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
131 (SET_INSN_DELETED): Simplify.
132 (NOTE_LINE_NUMBER): Exterminate.
133 (NOTE_LINE_KIND): New.
134 (NOTE_INSN_BASIC_BLOCK_P): Update.
135 (enum insn_note): Simplify.
136 (GET_NOTE_INSN_NAME) Simplify.
137 (emit_note_before, emit_note_after, emit_note): Update prototype.
138 (squeeze_notes): Remove.
139 * sched-int.h (NOTE_NOT_BB_P): Update.
140 * resource.c (mark_target_live_regs): Update.
141 * sched-rgn.c (debug_dependencies): Update.
142 * sched-vis.c (print_insn): Update.
143 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
144 * config/i386/i386.c (ix86_output_function_epilogue): Update.
145 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
146 (TARGET_ADJUST_UNROLL_MAX): Likewise.
147 (split_branches): Update.
148 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
150 (sh_adjust_unroll_max): Exterminate.
151 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
152 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
153 (m68hc11_reorg): Likewise.
154 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
155 (emit_predicate_relation_info): Update.
156 (process_for_unwind_directive): Update.
157 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
158 (output_call): Update.
159 * config/pa/pa.c (output_lbranch): Update.
160 (output_millicode_call): Update.
161 (output_call): Update.
162 (pa_combine_instructions): Update.
163 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
164 * config/bfin/bfin.c (gen_one_bundle): Update.
165 * cfgrtl.c (can_delete_note_p): Update.
166 (delete_insn): Update.
167 (rtl_merge_blocks): Update.
168 (commit_one_edge_insertion): Update.
169 (rtl_verify_flow_info): Update.
170 * stmt.c (expand_case): Do not call squeeze_notes.
172 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
179 * c.opt (Wtype-limits): New.
180 * doc/invoke.texi (Wtype-limits): Document it.
181 (Wextra): Enabled by -Wextra.
182 * c-opts.c (c_common_post_options): Enabled by -Wextra.
183 * c-common.c (shorten_compare): Warn with Wtype-limits.
185 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
188 inlined function, not as a macro.
189 (_mm_alignr_pi8): Ditto.
190 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
191 (_mm_inserti_si64): Ditto.
192 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
193 (_mm_extract_epi16): Ditto.
194 (_mm_insert_epi16): Ditto.
195 (_mm_shufflehi_epi16): Ditto.
196 (_mm_shufflelo_epi16): Ditto.
197 (_mm_shuffle_epi32): Ditto.
198 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
199 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
201 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
203 (_m_to_float): Use C89 compatible assignment.
205 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
208 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
210 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
213 * doc/invoke.texi (Wreturn-type): Complete description.
214 (Wextra): Delete item about return-type warning.
215 * c-decl.c: Delete redundant Wextra warning.
217 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/pmmintrin.h: Do not include xmmintrin.h
221 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
222 inlined function, not as a macro.
223 (_mm_prefetch): Ditto.
225 (_mm_insert_pi16): Ditto.
227 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
228 (_m_pshufw): Ditto. Add const to __N argument.
229 (_mm_shufle_ps): Ditto. Add const to __mask argument.
230 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
231 (_mm_slli_epi32): Ditto.
232 (_mm_srli_si128): Implement as always inlined function, not as a macro.
233 Add __inline to function declaration.
234 (_mm_slli_si128): Ditto.
236 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
239 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
241 (struct fenv): New structure.
242 (FP_HANDLE_EXCEPTIONS): New define.
243 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
244 (_FP_DECL_EXP): New define.
245 (FP_INIT_ROUNDMODE): New define.
246 (FP_ROUNDMODE): New define.
248 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
250 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
251 (Wconversion): Update description.
252 (Wconversion-sign): New.
253 * c.opt (Wconversion-sign): New.
254 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
255 means disabled for C++. Otherwise, take the status of Wconversion.
256 * c-common.c (conversion_warning): Warn with either Wconversion or
258 (warnings_for_convert_and_check): Conditions are already checked by
260 (convert_and_check): Don't check warnings if the conversion failed.
262 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
263 Anatoly Sokolov <aesok@dol.ru>
265 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
266 avr_epilogue_uses) : Add declaration.
267 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
268 * config/avr/constraints.md (R): New constraint.
269 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
270 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
271 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
272 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
273 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
274 call_prologue_saves, epilogue_restores, return_from_epilogue,
275 return_from_main_epilogue, return_from_interrupt_epilogue,
276 return_from_naked_epilogue, prologue, epilogue): New patterns.
277 (jump): Handle symbol reference.
278 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
279 avr_output_function_prologue, avr_output_function_epilogue): Remove
281 (avr_init_machine_status, expand_prologue, expand_epilogue,
282 avr_asm_function_end_prologue, avr_epilogue_uses,
283 avr_asm_function_begin_epilogue): New functions.
284 (prologue_size, epilogue_size, jump_tables_size): Remove global
286 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
287 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
288 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
289 (avr_override_options): Initialise init_machine_status.
290 (output_movhi): Handle all stack pointer loads.
291 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
292 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
293 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
294 (EPILOGUE_USES) Redefine.
295 (machine_function) Declare.
297 2007-05-19 Richard Sandiford <richard@codesourcery.com>
299 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
300 Use a single return statement.
302 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
305 * builtins.c (do_mpfr_lgamma_r): New.
306 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
307 * tree.h (CASE_FLT_FN_REENT): New.
309 2007-05-18 Geoffrey Keating <geoffk@apple.com>
311 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
312 (output_die): Use 'unsigned long' with %x.
313 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
314 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
315 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
317 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
319 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
324 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
325 true if function has no argument.
327 2007-05-18 DJ Delorie <dj@redhat.com>
329 * config/mips/mips.c (mips_offset_within_alignment_p): New.
330 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
332 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
334 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
335 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
336 count_trailing_zeros.
337 (__i386__): Implement count_leading_zeros using __builtin_clz().
338 Implement count_trailing_zeros usign __builtin_ctz().
340 2007-05-18 Richard Sandiford <richard@codesourcery.com>
342 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
344 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
347 * expr.c (emit_move_change_mode): Change mode of push operands here.
349 2007-05-17 Ian Lance Taylor <iant@google.com>
351 PR tree-optimization/31953
352 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
354 (set_value_range_to_null): Call set_value_range_to_value.
355 (extract_range_from_comparison): Likewise.
357 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
359 * toplev.c (print_version): Output GMP/MPFR version info.
361 * builtins.c (CASE_MATHFN_REENT): New macro.
362 (mathfn_built_in): Use it.
363 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
364 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
365 BUILT_IN_LGAMMAL_R): New.
366 * doc/extend.texi: Document new builtins.
369 * builtins.c (do_mpfr_remquo): New.
370 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
371 (fold_builtin_3): Handle BUILT_IN_REMQUO.
374 * builtins.c (fold_builtin_1): Handle y0, y1.
375 (fold_builtin_2): Handle yn.
378 * builtins.c (do_mpfr_bessel_n): New.
379 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
380 (fold_builtin_2): Handle BUILT_IN_JN.
382 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
385 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
386 TYPE_PRECISION (intmax_type_node).
388 2007-05-17 Steve Ellcey <sje@cup.hp.com>
391 * reload.c (subst_reloads): Remove checking.
393 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
395 PR rtl-optimization/31691
396 * combine.c (simplify_set): Build a new src pattern instead of
397 substituting its operands in the COMPARE case.
399 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
401 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
402 (execute_vrp): Preserve loops through jump threading.
403 * tree-ssa-threadupdate.c (thread_single_edge,
404 dbds_continue_enumeration_p, determine_bb_domination_status,
405 thread_through_loop_header): New functions.
406 (create_edge_and_update_destination_phis,
407 create_edge_and_update_destination_phis): Set loops for the new blocks.
408 (prune_undesirable_thread_requests): Removed.
409 (redirect_edges): Do not pretend that redirect_edge_and_branch can
411 (thread_block): Do not call prune_undesirable_thread_requests.
413 (mark_threaded_blocks): Select edges to thread here.
414 (thread_through_all_blocks): Take may_peel_loop_headers argument.
415 Thread edges through loop headers independently.
416 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
417 * tree-pass.h (TODO_mark_first_instance): New.
418 (first_pass_instance): Declare.
419 * cfghooks.c (duplicate_block): Put the block to the original loop
420 if copy is not specified.
421 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
422 jump threading. Pass may_peel_loop_headers to
423 thread_through_all_blocks according to first_pass_instance.
424 * cfgloop.h (create_preheader): Declare.
425 * tree-flow.h (thread_through_all_blocks): Declaration changed.
426 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
427 * passes.c (first_pass_instance): New variable.
428 (next_pass_1): Set TODO_mark_first_instance.
429 (execute_todo): Set first_pass_instance.
431 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
433 PR tree-optimization/24659
434 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
435 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
436 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
437 OTI_vec_pack_ufix_trunc.
438 (vec_unpacks_float_hi_optab): Define new macro.
439 (vec_unpacks_float_lo_optab): Ditto.
440 (vec_unpacku_float_hi_optab): Ditto.
441 (vec_unpacku_float_lo_optab): Ditto.
442 (vec_pack_sfix_trunc_optab): Ditto.
443 (vec_pack_ufix_trunc_optab): Ditto.
444 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
445 and vec_pack_[s|u]fix_trunc_optab using
446 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
447 * tree-vectorizer.c (supportable_widening_operation): Handle
448 FLOAT_EXPR and CONVERT_EXPR. Update comment.
449 (supportable_narrowing_operation): New function.
450 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
451 * tree-vect-transform.c (vectorizable_conversion): Handle
452 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
453 (vect_gen_widened_results_half): Move before vectorizable_conversion.
454 (vectorizable_type_demotion): Call supportable_narrowing_operation()
455 to check for target support.
456 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
457 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
458 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
459 for VEC_PACK_FIX_TRUNC_EXPR.
460 (expand_binop): Special case mode of the result for
461 vec_pack_[u|s]fix_trunc_optab.
462 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
463 vec_pack_[u|s]fix_trunc_optab.
465 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
466 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
467 * tree-pretty-print.c (dump_generic_node): Handle
468 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
469 VEC_PACK_FIX_TRUNC_EXPR.
471 * expr.c (expand_expr_real_1): Ditto.
472 * tree-inline.c (estimate_num_insns_1): Ditto.
473 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
475 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
476 (vec_unpacks_float_lo_v8hi): Ditto.
477 (vec_unpacku_float_hi_v8hi): Ditto.
478 (vec_unpacku_float_lo_v8hi): Ditto.
479 (vec_unpacks_float_hi_v4si): Ditto.
480 (vec_unpacks_float_lo_v4si): Ditto.
481 (vec_pack_sfix_trunc_v2df): Ditto.
483 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
485 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
486 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
487 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
488 [vec_pack_ufix_trunc]: Ditto.
489 [vec_unpacks_float_hi]: Ditto.
490 [vec_unpacks_float_lo]: Ditto.
491 [vec_unpacku_float_hi]: Ditto.
492 [vec_unpacku_float_lo]: Ditto.
494 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
496 * soft-fp/README: Update for new files.
497 * soft-fp/floattisf.c: New file.
498 * soft-fp/floattidf.c: New file.
499 * soft-fp/floattitf.c: New file.
500 * soft-fp/floatuntisf.c: New file.
501 * soft-fp/floatuntidf.c: New file.
502 * soft-fp/floatuntitf.c: New file.
503 * soft-fp/fixsfti.c: New file.
504 * soft-fp/fixdfti.c: New file.
505 * soft-fp/fixtfti.c: New file.
506 * soft-fp/fixunssfti.c: New file.
507 * soft-fp/fixunsdfti.c: New file.
508 * soft-fp/fixunstfti.c: New file.
509 * soft-fp/extendxftf.c: New file.
510 * soft-fp/trunctfxf.c: New file.
512 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
513 (__trunctfxf2): Ditto.
515 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
516 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
517 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
518 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
519 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
520 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
522 * config/i386/t-fprules-softfp64: New file.
523 * config/i386/sfp-machine.h: New file.
524 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
525 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
526 and soft-fp/t-softfp to tmake_file.
527 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
528 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
530 * config/i386/t-linux64 (softfp_wrap_start): New.
531 (softfp_wrap_end): New.
532 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
533 supported for TARGET_64BIT.
535 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
537 * c-common.c (c_common_signed_or_unsigned_type): Emulate
538 c_common_unsigned_type behavior.
540 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
542 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
545 2007-05-16 Eric Christopher <echristo@apple.com>
547 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
548 saving after stack push. Set sp_offset whenever we push.
549 (rs6000_emit_epilogue): Move altivec register restore before
552 2007-05-16 Richard Sandiford <richard@codesourcery.com>
554 * configure.ac: Allow sysroots to be relocated under $prefix as
555 well as $exec_prefix.
556 * configure: Regenerate.
558 2007-05-16 Richard Sandiford <richard@codesourcery.com>
562 2007-05-12 Richard Sandiford <richard@codesourcery.com>
564 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
565 (gcc_tooldir): Likewise.
566 * configure: Regenerate.
567 * Makefile.in (libsubdir_to_prefix): New variable, based on the
568 old configure.ac gcc_tooldir setting.
569 (prefix_to_exec_prefix): New variable.
570 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
571 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
573 2007-05-14 Janis Johnson <janis187@us.ibm.com>
575 * c-typeck.c (build_binary_op): Return early for error.
577 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
579 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
580 struct nb_iter_bound.
581 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
582 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
583 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
584 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
585 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
586 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
587 (del_scev_info): Use ggc_free.
588 (scev_initialize): Allocate scalar_evolution_info in gc memory.
589 * loop-init.c: Include ggc.h.
590 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
591 (loop_optimizer_finalize): Use ggc_free.
592 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
593 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
594 pass_iv_optimize): Add TODO_ggc_collect.
595 * function.h (struct function): Remove skip marker from x_current_loops.
596 * cfgloop.c: Include ggc.h.
597 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
599 (establish_preds): Vector superloops is gc allocated.
600 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
602 (flow_loops_find): Vector larray is gc allocated.
603 (loop_exit_free): Use ggc_free.
604 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
605 that head of exits list is now not a part of struct loop.
606 (record_loop_exits): Allocate exits table in gc memory.
607 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
608 head of exits list is now not a part of struct loop.
609 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
610 struct loop_exit): Add GTY marker.
611 (struct loop): Add GTY marker. Make superloops vector gc allocated.
612 Add skip marker to aux field. Make head of exits list a separate
614 (struct loops): Add GTY marker. Make larray vector gc allocated.
615 Add param marker to exits table.
616 (get_loops): Type changed.
617 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
619 (cfgloop.o, loop-init.o): Add ggc.h dependency.
620 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
621 * basic-block.h (struct basic_block_def): Remove skip marker from
624 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
626 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
627 of 0 in the call to expand_expr().
628 (expand_builtin_mathfn_3): Ditto.
629 (expand_builtin_interclass_mathfn): Ditto.
630 (expand_builtin_cexpi): Ditto.
631 (expand_builtin_int_roundingfn): Ditto.
632 (expand_builtin_int_roundingfn_2): Ditto.
633 (expand_builtin_pow): Ditto.
634 (expand_builtin_powi): Ditto.
635 (expand_builtin_bswap): Ditto.
636 (expand_builtin_unop): Ditto.
637 (expand_builtin_fabs): Ditto.
638 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
639 the call to expand_expr().
640 (expand_builtin_sync_operation): Ditto.
641 (expand_builtin_compare_and_swap): Ditto.
642 (expand_builtin_lock_test_and_set): Ditto.
643 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
644 instead of 0 in the call to expand_expr().
645 (expand_builtin_extract_return_addr): Ditto.
646 (expand_builtin_eh_return): Ditto.
647 (expand_eh_return): Ditto.
648 * explow.c (expr_size): Ditto.
649 * expr.c (optimize_bitfield_assignment_op): Ditto.
650 (expand_assignement): Ditto.
652 (store_field): Ditto.
653 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
654 the call to expand_expr().
655 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
656 in the call to expand_expr().
657 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
658 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
659 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
661 * optabs.c (expand_vec_shift_expr): Ditto.
662 (expand_vec_cond_expr): Ditto.
663 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
664 call to expand_expr().
665 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
666 in the call to expand_expr().
668 2007-05-14 Dave Korn <dave.korn@artimi.com>
670 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
672 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
674 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
675 instead of c_common_unsigned_type.
676 (c_common_unsigned_type): Remove.
677 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
678 c_common_unsigned_type.
679 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
680 c_common_unsigned_type.
681 * c-common.h (c_common_unsigned_type): Remove.
682 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
683 c_common_unsigned_type.
684 * c-format.c (check_format_types): Use unsigned_type_for instead of
685 c_common_unsigned_type.
686 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
687 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
688 c_common_unsigned_type.
689 * convert.c (convert_to_integer): Use unsigned_type_for instead of
690 lang_hooks.types.unsigned_type.
691 * expmed.c (make_tree): Use unsigned_type_for instead of
692 lang_hooks.types.unsigned_type.
693 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
694 lang_hooks.types.unsigned_type.
695 (build_range_check): Likewise.
696 (fold_unary): Likewise.
697 (fold_binary): Likewise.
698 (fold_ternary): Likewise.
699 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
700 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
701 * tree.c (get_unsigned_type): New.
702 (unsigned_type_for): Use get_unsigned_type instead of
703 lang_hooks.types.unsigned_type.
705 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
707 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
708 to m68k_get_function_kind. Update its prototype.
709 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
711 (m68k_interrupt_function_p): Return enum m68k_function_type
712 instead of bool. Rename to m68k_get_function_kind.
713 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
715 (m68k_compute_frame_layout): Don't mark any register for save
716 if an interrupt_thread attribute is specified.
717 (m68k_hard_regno_rename_ok): Update a use of
718 m68k_interrupt_function_p.
719 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
720 m68k_interrupt_function_p.
721 (m68k_function_type): New.
722 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
723 for a function with an interrupt_thread attribute.
724 * doc/extend.texi: Document the interrupt_thread attribute.
726 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
728 Fix PR tree-optimization/31911
729 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
730 if they didn't change the expression.
732 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
734 * tree-scalar-evolution.c (resolve_mixers): Exported.
735 * tree-scalar-evolution.h (resolve_mixers): Declare.
736 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
737 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
738 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
739 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
740 init_array_ref, init_pointer_ref, analyze_indirect_ref,
741 strip_conversion, analyze_offset_expr, address_analysis,
742 object_analysis, analyze_offset): Removed.
743 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
744 split_constant_offset, canonicalize_base_object_address,
745 object_address_invariant_in_loop_p, disjoint_objects_p,
746 dr_may_alias_p, dr_address_invariant_p): New functions.
747 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
748 and dr_analyze_alias.
749 (initialize_data_dependence_relation): Use dr_may_alias_p
750 and object_address_invariant_in_loop_p.
751 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
753 (find_data_references_in_stmt): Restrict the analysis of data references
754 to the given loop nest.
755 (find_data_references_in_loop): Made static. Pass loop nest to
756 find_data_references_in_stmt.
757 (compute_data_dependences_for_loop): Use DR_VOPS.
758 (free_data_ref): Free DR_VOPS.
759 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
760 (struct innermost_loop_behavior): ... new.
761 (struct base_object_info): Replaced by ...
762 (struct indices): ... new.
763 (struct dr_alias): New.
764 (enum data_ref_type): Removed.
765 (struct data_reference): Consist of struct innermost_loop_behavior,
766 struct indices and struct dr_alias.
767 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
768 (DR_MEMTAG): Renamed to ...
769 (DR_SYMBOL_TAG): ... this.
770 (find_data_references_in_loop): Declaration removed.
771 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
772 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
773 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
774 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
776 2007-05-13 Revital Eres <eres@il.ibm.com>
778 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
779 which walks virtual def-use chains to find redundant stores.
780 (dse_optimize_stmt): Call it.
782 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
784 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
785 * passes.c (init_optimization_passes): Move pass_jump_bypass
788 * basic-block.h (bb_has_eh_pred): Fix style issue.
790 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
792 PR rtl-optimization/31848
793 * loop-invariant.c (move_invariant_reg): If we move an insn
794 with a REG_EQUAL note, and that insn is not always executed,
795 remove the REG_EQUAL note.
797 2007-05-12 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/31797
800 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
801 propagate into a stmt that has volatile ops.
803 2007-05-12 Richard Sandiford <richard@codesourcery.com>
805 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
806 (gcc_tooldir): Likewise.
807 * configure: Regenerate.
808 * Makefile.in (libsubdir_to_prefix): New variable, based on the
809 old configure.ac gcc_tooldir setting.
810 (prefix_to_exec_prefix): New variable.
811 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
812 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
814 2007-05-11 Silvius Rus <rus@google.com>
816 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
817 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
818 * c-common.h (strict_aliasing_warning): Change return type.
819 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
820 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
821 (build_c_cast): Condition call to strict_aliasing_warning.
822 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
823 * flags.h (set_Wstrict_aliasing): Declare.
824 * opts.c (set_Wstrict_alising): Define, add call to.
825 * tree-flow.h (strict_aliasing_warning_backend): Declare.
826 * tree-ssa-alias-warnings.c: New file.
827 * tree-ssa-alias.c (compute_may_aliases): Add call to
828 strict_aliasing_warning_backend.
830 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
832 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
833 Use loop_depth and loop_outer accessor functions.
834 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
835 determine_invariantness_stmt, move_computations_stmt): Ditto.
836 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
837 add_loop, loopify, unloop, fix_loop_structure): Ditto.
838 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
839 * tree-scalar-evolution.c (interpret_loop_phi,
840 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
841 instantiate_parameters_1, scev_const_prop): Ditto.
842 * cfghooks.c (make_forwarder_block): Ditto.
843 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
844 * modulo-sched.c (loop_canon_p): Ditto.
845 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
846 slpeel_can_duplicate_loop_p): Ditto.
847 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
848 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
849 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
850 cancel_loop, verify_loop_structure): Ditto.
851 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
852 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
853 superloops vector instead of "pred" array.
854 (establish_preds): Take father loop as an argument. Initialize the
856 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
857 initialize loop->outer.
858 (flow_loop_tree_node_remove): Truncate the superloops vector.
859 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
860 "pred" merged to "superloops" vector.
861 (loop_depth, loop_outer): New.
862 (fel_init): Use loop_outer.
864 2007-05-11 Jan Hubicka <jh@suse.cz>
866 * cgraphunit.c: Include gt-cgraphunit.h
867 (static_ctors, static_dtors): New static vars.
868 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
869 based on implementation in c-common.c
870 (cgraph_finalize_function): Call record_cdtor_fn.
871 (cgraph_optimize): Call cgraph_build_cdtor_fns.
872 * decl.c (finish_function): Do not call c_record_cdtor_fn.
873 (c_write_global_declarations): Do not call c_build_cdtor_fns.
874 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
875 build_cdtor, c_build_cdtor_fns): Remove.
876 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
877 c_build_cdtor_fns): Remove prototype.
879 2007-05-11 Paolo Carlini <pcarlini@suse.de>
882 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
883 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
884 * builtins.c (fold_builtin_memchr): New.
885 (expand_builtin_memchr): Call the latter.
886 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
887 * doc/extend.texi ([Other built-in functions provided by GCC]):
890 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
892 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
893 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
894 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
895 PFPO_OP1_TYPE_SHIFT): Constants added.
896 (DFP_ALL): Mode macro defined.
897 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
898 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
899 Insn definitions added.
900 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
901 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
904 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
906 PR tree-optimization/31885
907 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
909 (automatically_generated_chrec_p): Return false for NULL.
911 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
913 * config/bfin/bfin.h (MOVE_RATIO): Define.
915 2007-05-10 Richard Sandiford <richard@codesourcery.com>
917 * config.gcc (sparc-wrs-vxworks): New target.
918 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
919 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
920 * config/sparc/sparc.h: Include vxworks-dummy.h.
921 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
922 include LABEL_REFs too.
923 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
924 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
926 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
928 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
929 (sparc_emit_call_insn): New function.
930 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
931 functions when generating VxWorks PIC.
932 * config/sparc/sparc.md (vxworks_load_got): New pattern.
933 (call, call_value): Use sparc_emit_call_insn instead of
936 2007-05-09 Bob Wilson <bob.wilson@acm.org>
938 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
940 2007-05-09 Bob Wilson <bob.wilson@acm.org>
942 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
943 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
944 instead of operand_subword.
946 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
948 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
949 * config/bfin/bfin.c (bfin_local_alignment): New function.
950 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
952 2007-05-08 Chao-ying Fu <fu@mips.com>
954 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
955 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
956 (smsub_widen_optab, umsub_widen_optab): Define.
957 * optabs.c (init_optabs): Initialize smsub_widen_optab and
959 * genopinit.c (optabs): Fill in smsub_widen_optab and
961 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
962 and umsub_widen_optab to implement multiply-subtract sequences.
963 * config/mips/mips.md (*msac<u>_di): Rename to...
964 (<u>msubsidi4): ...this. Extend condition to include
965 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
966 of operand 0 to "ka" and use the three-operand form of msub<u>
968 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
971 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
973 PR rtl-optimization/28011
974 * reload.c (push_reload): Set dont_share if IN appears in OUT
975 also when IN is a PLUS rtx.
976 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
979 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
981 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
982 call unshare_all_decls.
983 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
984 (unshare_all_decls): Remove.
986 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
989 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
992 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
993 Nigel Stephens <nigel@mips.com>
995 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
996 Update comments and all uses.
997 (MIN_FPRS_PER_FMT): Define.
998 * config/mips/mips.c (function_arg): Fix to correctly handle
999 the -mips32r2 -mfp64 -mabi=32 case.
1000 (override_options): Enable use of odd-numbered registers for
1001 SFmode values on MIPS32.
1002 (mips_save_reg_p): Save whole floating-point register pair if
1003 either half is used.
1004 (compute_frame_size): Fix comment.
1006 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1008 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1009 argument of type bool.
1010 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1011 argument. Safely select temporary P register according to it.
1012 (do_link): Change call site of add_to_reg accordingly.
1013 (do_unlink): Add epilogue_p as a fourth argument and pass it
1015 (expand_interrupt_handler_epilogue): Change call of do_unlink
1017 (bfin_expand_prologue): Add a third argument sibcall_p.
1018 * config/bfin/bfin.md (epilogue): Change call of
1019 bfin_expand_epilogue accordingly.
1020 (sibcall_epilogue): Likewise.
1021 (eh_return_internal): Likewise.
1023 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1024 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1025 * config/bfin/bfin.c (bfin_handle_option): Handle
1026 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1027 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1028 Support bf534, bf536 and bf561.
1029 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1031 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.c (ix86_function_regparm): Process local
1035 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1037 2007-05-07 Mike Stump <mrs@apple.com>
1039 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1040 also checks for and while statements in C++.
1042 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1044 * gcc.c (at_file_supplied): New variable.
1045 (main): Set it if we expanded argv.
1046 (do_spec_1): Pass an @-file to the linker if we were called with
1047 an @-file argument and HAVE_GNU_LD.
1048 * collect2.c (at_file_supplied): New variable.
1049 (response_file): New variable.
1050 (collect_exit): Unlink response_file if necessary.
1051 (handler): Likewise.
1052 (do_wait): Likewise.
1053 (main): Set at_file_supplied if we expanded argv.
1054 (collect_execute): Pass an @-file to subprocesses if we were called
1055 with an @-file argument.
1056 * configure.ac: Add define for HAVE_GNU_LD.
1057 * configure: Regenerate.
1058 * config.in: Regenerate.
1060 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1062 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1068 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1070 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1071 (TARGET_ENCODE_SECTION_INFO): Re-define.
1072 (m32c_encode_section_info): New
1073 (function_vector_handler): New
1074 (current_function_special_page_vector): New
1075 (m32c_special_page_vector_p): New.
1076 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1078 * config/m32c/jump.md: Added instruction JSRS for functions
1079 with attribute "function_vector".
1080 * doc/extend.texi (function_vector): Added description
1081 for M16C, M32C targets.
1083 2007-05-07 DJ Delorie <dj@redhat.com>
1086 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1087 ashrpsi3, lshrpsi3): Update shift count constraint.
1089 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1090 Nathan Froyd <froydnj@codesourcery.com>
1093 * c-incpath.c (add_path): Strip trailing path separators.
1095 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1097 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1098 Free dominance info before purging EH edges.
1099 (eliminate_degenerate_phis): Likewise.
1100 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1102 2007-05-07 Jan Hubicka <jh@suse.cz>
1104 * gimplify.c (gimplify_expr): Do not crash when folding
1105 (void *)(int)&a + 4.
1107 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1110 * c-opts.c (lang_fortran): Make it non static.
1111 * c-common.h (lang_fortran): New prototype.
1112 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1113 -lang-fortran option was passed by the driver.
1115 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1117 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1118 of ASSERT_CHECKING. Tweak message.
1120 2007-05-06 Revital Eres <eres@il.ibm.com>
1123 * loop-unroll.c (insert_var_expansion_initialization):
1124 Initialize the expansions with -zero instead of +zero.
1126 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1128 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1129 into pic and non-pic versions. Mark r19 as used for
1130 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1131 for tgd_load, tld_load and tie_load .
1132 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1133 version of tgd_load, tld_load and tie_load depending on the
1136 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1137 Jakub Jelinek <jakub@redhat.com>
1139 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1140 (__do_global_dtors_aux): Use more paranoid loop to run
1141 destructors if HIDDEN_DTOR_LIST_END.
1142 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1144 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1146 * varasm.c (align_variable): Don't increase alignment for
1147 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1148 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1150 2007-05-04 Josh Conner <jconner@apple.com>
1152 * basic-block.h (cdi_direction): Assign values to all enumeration
1154 (dom_computed): Remove.
1155 (dom_info_state): New.
1156 (set_dom_info_availability): New.
1157 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1158 walk_data.dom_direction.
1159 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1160 instead of dom_computed[].
1161 (split_edge): Likewise.
1162 (create_basic_block): Likewise.
1163 (merge_blocks): Likewise.
1164 * ifcvt.c (find_if_header): Likewise.
1165 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1166 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1167 * tree-ssa.c (verify_ssa): Likewise.
1168 * tree-cfg.c (tree_verify_flow_info): Likewise.
1169 (remove_edge_and_dominated_blocks): Likewise.
1170 * dominance.c (dom_computed): Make static.
1171 (calc_dfs_tree_nonrec): Change third param to a bool.
1172 (calc_dfs_tree): Change second param to a bool.
1173 (calc_idioms): Change second param to a bool. Use
1174 dom_convert_dir_to_idx.
1175 (init_dom_info): Validate dir before using.
1176 (dom_convert_dir_to_idx): New.
1177 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1178 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1179 (free_dominance_info): Use dom_convert_dir_to_idx.
1180 (get_immediate_dominator): Likewise.
1181 (set_immediate_dominator): Likewise.
1182 (get_dominated_by): Likewise.
1183 (redirect_immediate_dominators): Likewise.
1184 (nearest_common_denominator): Likewise.
1185 (dominated_by_p): Likewise.
1186 (bb_dom_dfs_in): Likewise.
1187 (bb_dom_dfs_out): Likewise.
1188 (recount_dominator): Likewise.
1189 (iterate_fix_dominators): Likewise.
1190 (add_to_dominance_info): Likewise.
1191 (delete_from_dominance_info): Likewise.
1192 (first_dom_son): Likewise.
1193 (next_dom_son): Likewise.
1194 (dom_info_available_p): Likewise.
1195 (dom_info_state): New.
1196 (set_dom_info_availability): New.
1198 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1200 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
1202 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
1204 2007-05-04 Bob Wilson <bob.wilson@acm.org>
1206 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
1207 (subdi3, subdi_carry): Delete.
1209 2007-05-04 Jan Hubicka <jh@suse.cz>
1210 Richard Guenther <rguenther@suse.de>
1212 * opts.c (decode_options): Do not fiddle with inlining
1213 parameters in case of optimizing for size.
1214 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1215 for size do nothing.
1216 (cgraph_decide_inlining_of_small_function): When optimizing for
1217 size never inline functions increasing caller size.
1218 (cgraph_early_inlining): Inline for size when optimizing for size.
1220 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1222 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1223 logical operations piecewise.
1224 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1225 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1226 subdi_sesidi_di): Delete.
1227 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1228 the generated sequence. Allow three-reg add in constraints. Rewrite
1229 the rtl expression for carry to avoid zero_extend of a constant.
1230 (sub_with_carry): New pattern.
1231 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1232 different sequence not involving jumps.
1233 (notbi): Now a named pattern.
1235 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1237 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1238 Add the note about a significant loss of accuracy of some
1239 mathematical routines when these options are used.
1241 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1243 * haifa-sched.c (rtx_vec_t): New typedef.
1244 (contributes_to_priority_p): Extract piece of priority () into new
1246 (priority): Use the function. Add assertion.
1247 (rank_for_schedule, set_priorities): Add assertion to check that
1248 insn's priority is initialized.
1249 (clear_priorities, calc_priorities): Change signature. Make it update
1250 all relevant insns. Update all callers ('add_to_speculative_block ()'
1251 and 'create_block_check_twin ()').
1252 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1253 Add new field 'priority_status'.
1254 (INSN_PRIORITY_STATUS): New macro.
1255 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1257 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1259 * sched-ebb.c (debug_ebb_dependencies): New static function.
1260 (init_ready_list): Use it.
1262 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1263 with changed signature and 'debug_rgn_dependencies ()'.
1264 (debug_rgn_dependencies): New static function.
1265 (init_ready_list): Use it.
1267 * sched-int.h (debug_dependencies): Declare.
1269 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1271 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1273 2007-05-04 Dirk Mueller <dmueller@suse.de>
1275 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1277 2007-05-03 Jan Hubicka <jh@suse.cz>
1279 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1280 for pointer type in more cases than before.
1282 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1284 * tree-object-size.c (plus_expr_object_size): When operand size is
1285 unknown, return unknown.
1287 2007-05-03 Dirk Mueller <dmueller@suse.de>
1289 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1291 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1294 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1296 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1298 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1300 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1302 * config/soft-fp/double.h, config/soft-fp/extended.h,
1303 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1304 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1305 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1306 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1309 2007-05-03 Ian Lance Taylor <iant@google.com>
1311 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1312 MASK_PPC_GFXOPT for 8540 or 8548.
1314 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1316 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1317 vect_print_dump_info() to output debug information.
1319 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1323 operands of size 2 when operand is not MEM_P.
1325 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1327 PR tree-optimization/30565
1328 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1330 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1332 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1333 (umulsi3_highpart): Use them.
1334 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1335 for final accumulator to D regisster tranfser.
1337 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1339 PR tree-optimization/31699
1340 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1342 (vect_enhance_data_refs_alignment): Compute peel amount using
1343 TYPE_VECTOR_SUBPARTS instead of vf.
1344 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1346 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1349 * system.h: Remove inclusion of double-int.h
1350 * tree.h: Include double-int.h
1351 * gengtype.c: Likewise
1352 * cfgloop.h: Likewise
1353 * Makefile.in: Adjust dependencies on double-int.h
1355 2007-05-02 Eric Christopher <echristo@apple.com>
1357 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1358 -shared to -Zdynamiclib.
1360 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1363 * c-common.c (strip_pointer_or_array_types): New function.
1364 * c-common.h (strip_pointer_or_array_types): New function declaration.
1366 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1368 PR tree-optimization/31771
1369 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1371 2007-05-02 Paul Brook <paul@codesourcery.com>
1373 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1375 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1378 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1381 2007-05-02 Nick Clifton <nickc@redhat.com>
1383 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1385 2007-05-02 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/31146
1388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1389 argument, single_use_p. If we have a single use that is
1390 a conversion to the definition rhs type, propagate that rhs.
1391 (forward_propagate_addr_expr): Pass single_use_p argument
1392 to forward_propagate_addr_expr_1.
1394 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1396 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1399 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1401 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1402 'AMD Family 10 core'.
1404 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1406 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1407 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1408 with SSE3 instruction set support.
1409 * doc/invoke.texi: Likewise.
1411 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1413 * config/i386/i386.c (override_options): Tuning 32-byte loop
1414 alignment for amdfam10 architecture. Increasing the max loop
1415 alignment to 24 bytes.
1417 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1419 * config/m68k/constraints.md: New.
1420 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1421 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1422 EXTRA_CONSTRAINT): Remove.
1423 * config/m68k/m68k.md: Include constraints.md.
1424 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1426 2007-05-01 Ian Lance Taylor <iant@google.com>
1428 PR tree-optimization/31739
1429 * tree-vrp.c (vrp_val_is_max): New static function.
1430 (vrp_val_is_min): New static function.
1431 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1433 (set_value_range): Use vrp_val_is_{max,min}.
1434 (extract_range_from_assert): Likewise.
1435 (extract_range_from_binary_expr): Likewise.
1436 (extract_range_from_unary_expr): Likewise.
1437 (dump_value_range, vrp_meet): Likewise.
1438 (vrp_visit_phi_node): Likewise.
1439 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1441 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1443 * config/i386/gmon-sol2.c (size_t): New type.
1444 (intptr_t): Likewise.
1445 (s_textsize): Declare as size_t.
1447 (monstartup): Use size_t for sizes.
1448 (_mcount): Save and restore registers.
1449 (internal_mcount): Pass 0 as the first argument to monstartup
1451 (moncontrol): Convert pointer to appropriately sized integer
1452 before passing to profil.
1454 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1456 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1457 __NO_FPRS__, not just if _SOFT_DOUBLE.
1458 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1459 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1460 also for E500 double.
1461 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1462 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1465 2007-05-01 Richard Guenther <rguenther@suse.de>
1467 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1470 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1472 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1474 2007-05-01 Jan Hubicka <jh@suse.cz>
1476 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1479 2007-05-01 Jan Hubicka <jh@suse.cz>
1481 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1482 (maybe_fold_offset_to_reference): Declare.
1483 * fold-const.c (fold_unary): Do not fold
1484 (type *)&A into &A->field_of_type_and_offset_0
1485 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1486 size is unknown, give up.
1487 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1489 (maybe_fold_offset_to_reference): New.
1490 (maybe_fold_stmt_indirect): Use it.
1491 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1492 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1494 (gimplify_expr): Likewise for plus_expr.
1496 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1498 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1499 bsi_after_labels. Always insert statements before bsi.
1500 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1501 * predict.c (apply_return_prediction): Check for empty blocks.
1502 * cfgexpand.c (lab_rtx_for_bb): New variable.
1503 (label_rtx_for_bb): Do not create new tree labels.
1504 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1505 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1506 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1508 (label_for_bb): Add field used.
1509 (update_eh_label, main_block_label): Mark the label used.
1510 (cleanup_dead_labels): Remove unused labels.
1512 2007-05-01 Richard Guenther <rguenther@suse.de>
1514 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1515 if it is not about to be set.
1516 (get_value_range): Do not pre-allocate equiv bitmap.
1517 (update_value_range): No need to clear equiv field.
1518 (add_equivalence): Change prototype to get bitmap pointer.
1519 Allocate bitmap here if it is not already.
1520 (extract_range_from_assert): Do not allocate bitmap here.
1521 Update callers to add_equivalence.
1522 (extract_range_from_ssa_name): Likewise.
1523 (get_vr_for_comparison): New static helper.
1524 (compare_name_with_value): Handle NULL equiv bitmap by
1525 peeling the first iteration of the comparison loop.
1526 Use get_vr_for_comparison.
1527 (compare_names): Handle NULL equiv bitmaps by using fake
1528 ones. Use get_vr_for_comparison.
1530 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1532 * double-int.c (mpz_set_double_int): Moved from
1533 tree-ssa-loop-niter.c.
1534 (mpz_get_double_int): Likewise; also, add option to wrap
1535 out-of-range integers.
1536 * double-int.h: New prototypes for above.
1537 * tree.c (get_static_type_bounds): Moved from
1538 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1539 TYPE_MAX_VALUE if they exist..
1540 * tree.h: New prototype for above.
1541 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1542 get_type_bounds calls.
1543 (mpz_set_double_int): Move to double-int.c.
1544 (get_type_bounds): Move to tree.c, rename to
1545 get_static_type_bounds.
1546 (mpz_to_double_int): Move to double-int.c, rename to
1549 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1551 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1552 DIV0 exception can fall through to a normal return.
1554 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1558 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1559 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1560 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1561 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1562 initialize align to silence bogus warning.
1563 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1564 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1566 (struct sra_walk_fns): Remove use_all parameter from use.
1567 (sra_hash_tree): Handle BIT_FIELD_REFs.
1568 (sra_elt_hash): Don't hash bitfld blocks.
1569 (sra_elt_eq): Skip them in parent compares as well. Handle
1571 (sra_walk_expr): Don't maintain or pass down use_all_p.
1572 (scan_use): Remove use_all parameter.
1573 (scalarize_use): Likewise. Re-expand assignment to
1574 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1575 output, and re-scalarize after output. Don't mark anything
1577 (scalarize_ldst): Adjust.
1578 (scalarize_walk_gimple_modify_statement): Likewise.
1579 (build_element_name_1): Handle BIT_FIELD_REFs.
1580 (instantiate_element): Don't warn for any element whose parent
1582 (instantiate_missing_elements_1): Return the sra_elt.
1583 (canon_type_for_field): New.
1584 (try_instantiate_multiple_fields): New.
1585 (instantiate_missing_elemnts): Use them.
1586 (mark_no_warning): Removed.
1587 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1588 (REPLDUP, sra_build_elt_assignment): New.
1589 (generate_copy_inout): Use them.
1590 (generate_element_copy): Likewise. Handle bitfld differences.
1591 (generate_element_zero): Don't recurse for blocks. Use
1592 sra_build_elt_assignment.
1593 (generate_one_element_int): Take elt instead of var. Use
1594 sra_build_elt_assignment.
1595 (generate_element_init_1): Adjust.
1596 (scalarize_use, scalarize_copy): Use REPLDUP.
1597 (scalarize_ldst): Move assert before dereference.
1598 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1600 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1603 * tree.c (reconstruct_complex_type): Reconstruct a reference
1605 Also use the same mode for the pointer as the old pointer type.
1607 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1609 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1612 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1614 PR rtl-optimization/31676
1615 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1616 (df_refs_record): Call it.
1618 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1620 * rtl.def (SS_ABS): New code.
1621 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1622 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1623 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1624 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1625 (bfin_init_builtins): Define them.
1626 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1627 (bfin_expand_builtin): ... and handle the others here.
1628 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1629 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1630 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1631 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1632 operand is only HImode.
1634 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1636 * regclass.c (scan_one_insn): Remove splitting of
1639 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1640 Nigel Stephens <nigel@mips.com>
1642 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1644 2007-04-28 Jan Hubicka <jh@suse.cz>
1646 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1647 insn_locators_alloc instead of insn_locators_initialize;
1648 call reset_block_changes.
1649 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1650 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1651 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1652 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1653 * config/score/score.c (th_output_mi_thunk): Likewise.
1654 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1655 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1656 tolerate uninitialized locator info.
1659 * function.c (init_function_start): Don't init line number info.
1660 (expand_function_end): Update.
1661 (reset_block_changes, record_block_change, finalize_block_changes,
1662 check_block_change, free_block_changes): Kill.
1663 * function.h (reset_block_changes, record_block_change,
1664 finalize_block_changes, check_block_change, free_block_changes): Remove
1666 (struct function): Remove ib_boundaries_block.
1667 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1668 Use curr_insn_locator to initialize locator.
1669 (emit_line_note): Remove.
1670 * cfgexpand.c (expand_gimple_cond_expr): Update.
1671 (construct_exit_block): Likewise.
1672 (tree_expand_cfg): Initialize/finalize locators.
1673 * expr.c (expand_expr_real): Update.
1674 * cfglayout.c (line_locators_locs, line_locators_lines,
1675 file_locators_locs, file_locators_files): Remove.
1676 (set_block_levels): Move to cfgexpand.c.
1677 (insn_locators_initialize): Remove.
1678 (pass_insn_locators_initialize): Remove.
1679 (locations_locators_locs, locations_locators_vals): New static vars.
1680 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1682 (insn_locators_alloc, insn_locators_finalize,
1683 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1685 (locator_location): New.
1686 (locator_line, locator_file): Rewrite.
1687 * rtl.h (emit_line_note): Kill.
1688 (insn_locators_alloc, insn_locators_finalize,
1689 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1691 * tree-inline.c (initialize_cfun): Do not initialize
1692 ib_boundaries_block.
1693 * passes.c (pass_insn_locators_initialize): Remove.
1695 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1697 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1698 info. Update last_basic_block correctly.
1700 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1703 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1704 register itself to hold the offset constant. Tell flow the use
1705 of r4 and r5 when they are used.
1707 2007-04-27 Richard Guenther <rguenther@suse.de>
1709 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1710 if we simplified anything.
1711 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1712 warnings until we did a simplification and the stmt was not
1713 marked as TREE_NO_WARNING.
1715 2007-04-27 Mike Stump <mrs@apple.com>
1717 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1719 2007-04-27 Ian Lance Taylor <iant@google.com>
1722 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1723 TYPE_MAX_VALUE exist, convert them to the new type.
1725 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1727 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1728 if it claims to be available.
1729 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1731 (perform_tree_ssa_dce): Always free postdominators.
1733 2007-04-27 Richard Henderson <rth@redhat.com>
1735 * config/alpha/predicates.md (aligned_memory_operand): Mark
1736 as define_special_predicate.
1737 (unaligned_memory_operand, normal_memory_operand): Likewise.
1738 (reg_or_unaligned_mem_operand): Remove.
1739 (any_memory_operand): Match the documentation and check for
1740 non-renumbered pseudos during reload.
1741 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1742 alpha_secondary_reload_class, update to new interface, make static.
1743 Handle CQImode like HImode. Remove FP subreg check.
1744 (alpha_expand_mov): Use replace_equiv_address.
1745 (alpha_expand_mov_nobwx): Use any_memory_operand.
1746 (TARGET_SECONDARY_RELOAD): New.
1747 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1748 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1749 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1750 * config/alpha/alpha.md: ... here.
1751 (RELOAD12, reloadmode): New.
1753 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1754 Don't handle the aligned case here.
1755 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1756 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1757 reload_inhi_help. Don't expect a scratch register.
1758 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1760 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1762 2007-04-27 Richard Guenther <rguenther@suse.de>
1764 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1766 2007-04-27 Richard Guenther <rguenther@suse.de>
1768 PR tree-optimization/30965
1769 PR tree-optimization/30978
1770 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1771 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1772 (find_equivalent_equality_comparison): Likewise.
1773 (simplify_cond): Likewise.
1774 (get_prop_source_stmt): New helper.
1775 (get_prop_dest_stmt): Likewise.
1776 (can_propagate_from): Likewise.
1777 (remove_prop_source_from_use): Likewise.
1778 (combine_cond_expr_cond): Likewise.
1779 (forward_propagate_comparison): New function.
1780 (forward_propagate_into_cond): Rewrite to use fold for
1782 (tree_ssa_forward_propagate_single_use_vars): Call
1783 forward_propagate_comparison to propagate comparisons.
1785 2007-04-27 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/31715
1788 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1789 sure to do computation on the offset in an appropriate
1792 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1794 * reload.h (elimination_target_reg_p): Declare.
1795 * reload.c (find_reloads): Don't apply the reg_rtx move
1796 optimization if the SET_DEST satisfies elimination_target_reg_p.
1797 * reload1.c (elimination_target_reg_p): New function.
1798 (gen_reload): In the move/add2 fallback, make sure that op0
1799 does not overlap the destination register.
1801 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1803 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1804 transform only GIMPLE_MODIFY_STMTs.
1805 * tree-complex.c (expand_complex_operations_1): Ditto.
1806 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1807 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1808 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1810 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1811 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1812 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1813 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1814 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1815 slpeel_add_loop_guard): Ditto.
1816 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1817 * lambda-code.c (perfect_nestify): Ditto.
1818 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1819 before the first statement.
1820 * tree-optimize.c (execute_free_datastructures): Fix comments.
1821 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1822 * tree-flow.h (disband_implicit_edges): Declaration removed.
1823 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1825 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1827 (disband_implicit_edges, has_label_p): Removed.
1828 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1829 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1831 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1833 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1834 also for COND_EXPRs.
1835 * cfgexpand.c (label_rtx_for_bb): New function.
1836 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1837 Use label_rtx_for_bb to find the labels.
1838 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1839 last block. Detect fallthru edges.
1841 2007-04-26 Ian Lance Taylor <iant@google.com>
1844 * reload.c (find_reloads_subreg_address): If the address was valid
1845 in the original mode but not in the new mode, reload the whole
1848 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1850 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1851 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1852 (cleanup_control_expr_graph): Do not invalidate dominance info.
1853 Record altered blocks.
1854 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1855 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1856 cleanup_tree_cfg_bb): New functions.
1857 (remove_forwarder_block): Do not maintain the worklist of blocks.
1858 Record altered blocks.
1859 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1861 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1862 delete_unreachable_blocks if dominators are not available.
1863 * tree-inline.c (optimize_inline_calls): Free dominance information
1865 * tree-flow.h (remove_edge_and_dominated_blocks,
1866 cfgcleanup_altered_bbs): Altered.
1867 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1869 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1871 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1872 do not invalidate dominators.
1874 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1876 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1877 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1878 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1879 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1881 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1883 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1885 2007-04-26 Richard Guenther <rguenther@suse.de>
1887 PR tree-optimization/31703
1888 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1889 the right type for the target of the bittest.
1891 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1893 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1894 ix86_sol10_return_in_memory.
1896 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1898 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1901 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1904 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1906 PR tree-optimization/30558
1907 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1908 clear this_state.prev_try.
1910 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1911 Mark Mitchell <mark@codesourcery.com>
1913 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1914 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1915 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1917 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1920 * doc/invoke.texi (%:print-asm-header): Document.
1921 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1923 (static_spec_functions): Add print-asm-header.
1924 (main): Print a banner before the --target-help linker options.
1925 (print_asm_header_spec_function): New function.
1927 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1930 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1931 (movsf_ie): Likewise.
1933 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1935 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1937 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1939 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1941 (__umodsi3, __modsi3): Likewise.
1943 2007-04-25 Dirk Mueller <dmueller@suse.de>
1945 * c-typeck.c (build_compound_expr): Annotate warning()
1946 call with OPT_Wunused_value.
1947 * tree-ssa.c (warn_uninit): Annotate warning with
1949 * c-common.c (handle_sentinel_attribute): Annotate warning
1950 call with OPT_Wattributes.
1952 2007-04-25 Thiemo Seufer <ths@mips.com>
1954 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1956 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1957 on to the assembler. Improve handling of -mno-mips16. Add handling
1958 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1959 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1960 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1961 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1963 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1966 * config/i386/winnt.c (i386_pe_file_end): Strip only
1967 USER_LABEL_PREFIX when writing export name.
1969 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1971 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1972 sh/elf.h, vx-common.h and vxworks.h.
1973 * config/sh/sh.h: Include config/vxworks-dummy.h.
1974 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1975 (OVERRIDE_OPTIONS): Use it.
1976 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1977 (vxworks_picreg): New pattern.
1978 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1979 VXWORKS_OS_CPP_BUILTINS.
1980 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1981 to their VXWORKS_* equivalents.
1982 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1983 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1984 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1985 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1986 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1987 -mrtp/-fPIC multilibs.
1988 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1989 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1990 (MULTILIB_OSDIRNAMES): Delete.
1992 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1995 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1997 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1999 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2000 rounding mode to be specified by the caller.
2001 (real_to_mpfr) Likewise.
2002 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2003 include new arguments.
2004 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2006 2007-04-24 Ian Lance Taylor <iant@google.com>
2008 PR tree-optimization/31605
2009 * tree-vrp.c (set_value_range): Check that min and max are not
2010 both overflow infinities.
2011 (set_value_range_to_value): New static function.
2012 (extract_range_from_binary_expr): Call set_value_range_to_value.
2013 (extract_range_from_cond_expr): Likewise.
2014 (extract_range_from_expr): Likewise.
2015 (extract_range_from_unary_expr): Likewise. Don't create a range
2016 which overflows on both sides.
2017 (vrp_meet): Check for a useless range.
2018 (vrp_visit_phi_node): If we see a constant which looks like an
2019 overflow infinity, turn off the TREE_OVERFLOW flag.
2021 2007-04-24 Ian Lance Taylor <iant@google.com>
2023 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2025 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2028 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2029 diagnostic message is being built.
2030 * tree-pretty-print.c (dump_generic_node): Only write the
2031 formatted text into BUFFER's stream if we are not building a
2033 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2035 * Makefile.in (toplev.o): Depend on tree-pass.h.
2037 2007-04-24 Ian Lance Taylor <iant@google.com>
2039 PR tree-optimization/31602
2040 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2041 conditionals in the copied loop header.
2042 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2043 warnings if TREE_NO_WARNING is set.
2044 * doc/invoke.texi (Warning Options): Clarify that
2045 -Wstrict-overflow does not warn about loops.
2047 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2049 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2050 expand on the comment about _Decimal128 arguments and check the
2051 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2052 that _Decimal128 argument uses even/odd register pair.
2053 (function_arg): Ditto.
2055 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2057 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2058 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2060 2007-04-24 Richard Guenther <rguenther@suse.de>
2061 Olga Golovanevsky <olga@il.ibm.com>
2063 * fold-const.c (multiple_of_p): Check for bottom
2066 2007-04-24 Richard Henderson <rth@redhat.com>
2068 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2069 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2070 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2071 looking for non-zero bits shifted out. Avoid a recursive call
2072 when constructing the scalar.
2073 (__floatundisf): Likewise.
2075 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2077 * dwarf2out.c (field_byte_offset): Move the existing logic
2078 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2079 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2081 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2084 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2085 argument of 0 for memset.
2086 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2087 unsigned shift instead of the signed variant.
2089 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2091 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2092 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2093 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2094 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2095 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2096 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2097 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2098 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2099 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2100 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2101 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2102 "mul<mode>3", "div<mode>3"): Insn definitions added.
2103 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2104 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2105 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2106 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2107 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2108 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2109 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2110 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2111 TARGET_FLOAT_FORMAT): Macro definitions removed.
2112 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2113 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2114 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2115 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2116 (s390_gen_rtx_const_DI): Function removed.
2117 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2119 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2121 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2122 over an external ffs function.
2124 2007-04-24 Chao-ying Fu <fu@mips.com>
2125 Richard Sandiford <richard@nildram.co.uk>
2127 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2128 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2129 (smadd_widen_optab, umadd_widen_optab): Define.
2130 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2132 * genopinit.c (optabs): Fill in smadd_widen_optab and
2134 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2135 and umadd_widen_optab to implement multiply-add sequences.
2136 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2137 (<u>maddsidi4): ...this. Extend condition to include
2138 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2139 of operand 0 to "ka" and use the three-operand form of madd<u>
2141 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2143 * config/mips/constraints.md (ka): New register constraint.
2145 2007-04-24 Jan Hubicka <j@suse.cz>
2149 2007-04-23 Jan Hubicka <jh@suse.cz>
2150 * function.c (init_function_start): Don't init line number info.
2151 (expand_function_end): Update.
2152 (reset_block_changes, record_block_change, finalize_block_changes,
2153 check_block_change, free_block_changes): Kill.
2154 * function.h (reset_block_changes, record_block_change,
2155 finalize_block_changes, check_block_change, free_block_changes): Remove
2157 (struct function): Remove ib_boundaries_block.
2158 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2159 Use curr_insn_locator to initialize locator.
2160 (emit_line_note): Remove.
2161 * cfgexpand.c (expand_gimple_cond_expr): Update.
2162 (construct_exit_block): Likewise.
2163 (tree_expand_cfg): Initialize/finalize locators.
2164 * expr.c (expand_expr_real): Update.
2165 * cfglayout.c (line_locators_locs, line_locators_lines,
2166 file_locators_locs, file_locators_files): Remove.
2167 (set_block_levels): Move to cfgexpand.c.
2168 (insn_locators_initialize): Remove.
2169 (pass_insn_locators_initialize): Remove.
2170 (locations_locators_locs, locations_locators_vals): New static vars.
2171 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2173 (insn_locators_alloc, insn_locators_finalize,
2174 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2176 (locator_location): New.
2177 (locator_line, locator_file): Rewrite.
2178 * rtl.h (emit_line_note): Kill.
2179 (insn_locators_alloc, insn_locators_finalize,
2180 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2182 * tree-inline.c (initialize_cfun): Do not initialize
2183 ib_boundaries_block.
2184 * passes.c (pass_insn_locators_initialize): Remove.
2186 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
2188 * doc/invoke.texi: Removed leading '-' from option index entries.
2190 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2192 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
2194 (create_phi_node): Use set_phi_nodes.
2195 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
2196 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
2197 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
2198 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
2199 (bsi_start, bsi_last): Use bb_stmt_list.
2200 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
2201 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
2202 Traverse the statements using tsi iterator.
2203 * basic-block.h (struct basic_block_def): Fields stmt_list
2204 and phi_nodes moved to ...
2205 (struct tree_bb_info): ... new structure.
2206 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
2207 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
2208 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
2209 (tree_verify_flow_info): Verify that il.tree is not set for
2210 entry and exit block.
2211 (tree_split_block): Use set_bb_stmt_list.
2213 2007-04-23 Mike Stump <mrs@apple.com>
2215 * config/i386/i386.c (ix86_tune_features
2216 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2219 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/i386/i386.md (prefix_extra): New attribute.
2222 (length): Add prefix_extra.
2224 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2225 (sse2_movntv2di): Likewise.
2226 (sse2_cvtps2dq): Likewise.
2227 (sse2_cvtpd2pi): Likewise.
2228 (sse2_cvttpd2pi): Likewise.
2229 (*sse2_cvtpd2ps): Likewise.
2230 (*add<mode>3): Likewise.
2231 (sse2_ssadd<mode>3): Likewise.
2232 (sse2_usadd<mode>3): Likewise.
2233 (*sub<mode>3): Likewise.
2234 (sse2_sssub<mode>3): Likewise.
2235 (sse2_ussub<mode>3): Likewise.
2236 (*mulv8hi3): Likewise.
2237 (*smulv8hi3_highpart): Likewise.
2238 (*umulv8hi3_highpart): Likewise.
2239 (sse2_umulv2siv2di3): Likewise.
2240 (sse2_pmaddwd): Likewise.
2241 (ashr<mode>3): Likewise.
2242 (lshr<mode>3): Likewise.
2243 (ashl<mode>3): Likewise.
2244 (sse2_ashlti3): Likewise.
2245 (sse2_lshrti3): Likewise.
2246 (*umaxv16qi3): Likewise.
2247 (*smaxv8hi3): Likewise.
2248 (*uminv16qi3): Likewise.
2249 (*sminv8hi3): Likewise.
2250 (sse2_eq<mode>3): Likewise.
2251 (sse2_gt<mode>3): Likewise.
2252 (*and<mode>3): Likewise.
2253 (sse2_nand<mode>3): Likewise.
2254 (*ior<mode>3): Likewise.
2255 (*xor<mode>3): Likewise.
2256 (sse2_packsswb): Likewise.
2257 (sse2_packssdw): Likewise.
2258 (sse2_packuswb): Likewise.
2259 (sse2_punpckhbw): Likewise.
2260 (sse2_punpcklbw): Likewise.
2261 (sse2_punpckhwd): Likewise.
2262 (sse2_punpcklwd): Likewise.
2263 (sse2_punpckhdq): Likewise.
2264 (sse2_punpckldq): Likewise.
2265 (sse2_punpckhqdq): Likewise.
2266 (sse2_punpcklqdq): Likewise.
2267 (*sse2_pinsrw): Likewise.
2268 (*sse2_pextrw): Likewise.
2269 (sse2_pshufd_1): Likewise.
2270 (sse2_uavgv16qi3): Likewise.
2271 (sse2_uavgv8hi3): Likewise.
2272 (sse2_psadbw): Likewise.
2273 (sse2_pmovmskb): Likewise.
2274 (*sse2_maskmovdqu): Likewise.
2275 (*sse2_maskmovdqu_rex64): Likewise.
2276 (sse4a_extrqi): Likewise.
2277 (sse4a_extrq): Likewise.
2278 (sse3_lddqu): Set prefix_rep.
2279 (sse3_addsubv4sf3): Likewise.
2280 (sse3_haddv4sf3): Likewise.
2281 (sse3_hsubv4sf3): Likewise.
2282 (sse_cvtss2si): Likewise.
2283 (sse_cvtss2si_2): Likewise.
2284 (sse_cvtss2siq): Likewise.
2285 (sse_cvtss2siq_2): Likewise.
2286 (sse_cvttss2si): Likewise.
2287 (sse_cvttss2siq): Likewise.
2288 (sse2_cvttps2dq): Likewise.
2289 (sse3_movshdup): Likewise.
2290 (sse3_movsldup): Likewise.
2291 (sse2_cvtsd2si): Likewise.
2292 (sse2_cvtsd2si_2): Likewise.
2293 (sse2_cvtsd2siq): Likewise.
2294 (sse2_cvtsd2siq_2): Likewise.
2295 (sse2_cvttsd2si): Likewise.
2296 (sse2_cvttsd2siq): Likewise.
2297 (*sse2_cvtpd2dq): Likewise.
2298 (*sse2_cvttpd2dq): Likewise.
2299 (sse2_pshuflw_1): Likewise.
2300 (sse2_pshufhw_1): Likewise.
2301 (sse4a_insertqi): Likewise.
2302 (sse4a_insertq): Likewise.
2303 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2304 (ssse3_phadddv4si3): Likewise.
2305 (ssse3_phaddswv8hi3): Likewise.
2306 (ssse3_phsubwv8hi3): Likewise.
2307 (ssse3_phsubdv4si3): Likewise.
2308 (ssse3_phsubswv8hi3): Likewise.
2309 (ssse3_pmaddubswv8hi3): Likewise.
2310 (ssse3_pmulhrswv8hi3): Likewise.
2311 (ssse3_pshufbv16qi3): Likewise.
2312 (ssse3_psign<mode>3): Likewise.
2313 (ssse3_palignrti): Likewise.
2314 (abs<mode>2): Likewise.
2315 (ssse3_phaddwv4hi3): Set prefix_extra.
2316 (ssse3_phadddv2si3): Likewise.
2317 (ssse3_phaddswv4hi3): Likewise.
2318 (ssse3_phsubwv4hi3): Likewise.
2319 (ssse3_phsubdv2si3): Likewise.
2320 (ssse3_phsubswv4hi3): Likewise.
2321 (ssse3_pmaddubswv4hi3): Likewise.
2322 (ssse3_pmulhrswv4hi3): Likewise.
2323 (ssse3_pshufbv8qi3): Likewise.
2324 (ssse3_psign<mode>3): Likewise.
2325 (ssse3_palignrdi): Likewise.
2326 (abs<mode>2): Likewise.
2327 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2328 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2329 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2331 2007-04-23 Nick Clifton <nickc@redhat.com>
2333 * params.def: Fix formatting of emacs local variables.
2335 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2337 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2338 move if inter-unit move isn't allowed.
2339 Don't split moving the first element of V2DI to DI to inter-unit
2340 move if inter-unit move isn't allowed.
2342 2007-04-23 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2345 and CDI_POST_DOMINATORS separately.
2347 2007-04-23 Nick Clifton <nickc@redhat.com>
2349 * c.opt (Wformat-contains-nul): Add warning attribute.
2351 2007-04-23 Jan Hubicka <jh@suse.cz>
2353 * function.c (init_function_start): Don't init line number info.
2354 (expand_function_end): Update.
2355 (reset_block_changes, record_block_change, finalize_block_changes,
2356 check_block_change, free_block_changes): Kill.
2357 * function.h (reset_block_changes, record_block_change,
2358 finalize_block_changes, check_block_change, free_block_changes): Remove
2360 (struct function): Remove ib_boundaries_block.
2361 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2362 Use curr_insn_locator to initialize locator.
2363 (emit_line_note): Remove.
2364 * cfgexpand.c (expand_gimple_cond_expr): Update.
2365 (construct_exit_block): Likewise.
2366 (tree_expand_cfg): Initialize/finalize locators.
2367 * expr.c (expand_expr_real): Update.
2368 * cfglayout.c (line_locators_locs, line_locators_lines,
2369 file_locators_locs, file_locators_files): Remove.
2370 (set_block_levels): Move to cfgexpand.c.
2371 (insn_locators_initialize): Remove.
2372 (pass_insn_locators_initialize): Remove.
2373 (locations_locators_locs, locations_locators_vals): New static vars.
2374 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2376 (insn_locators_alloc, insn_locators_finalize,
2377 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2379 (locator_location): New.
2380 (locator_line, locator_file): Rewrite.
2381 * rtl.h (emit_line_note): Kill.
2382 (insn_locators_alloc, insn_locators_finalize,
2383 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2385 * tree-inline.c (initialize_cfun): Do not initialize
2386 ib_boundaries_block.
2387 * passes.c (pass_insn_locators_initialize): Remove.
2389 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2392 * expr.c (reduce_to_bit_field_precision): Handle
2395 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2397 PR tree-optimization/24659
2398 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2399 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2400 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2401 * genopinit.c (optabs): Rename vec_pack_mod_optab
2402 to vec_pack_trunc_optab.
2403 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2404 early for scalar floating point operands for NOP_EXPR.
2405 (vectorizable_type_promotion): Ditto.
2406 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2407 vec_pack_trunc_optab.
2408 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2410 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2411 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2412 Rename from VEC_PACK_MOD_EXPR.
2413 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2414 * expr.c (expand_expr_real_1): Ditto.
2415 * tree-inline.c (estimate_num_insns_1): Ditto.
2416 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2418 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2419 (vec_unpacks_lo_v4sf): Ditto.
2420 (vec_pack_trunc_v2df): Ditto.
2421 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2422 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2423 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2425 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2427 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2429 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2430 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2431 packing of floating point operands.
2432 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2433 represent unpacking of floating point operands.
2434 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2435 [vec_unpacks_hi]: Ditto.
2436 [vec_unpacks_lo]: Ditto.
2438 2007-04-22 Jan Hubicka <jh@suse.cz>
2440 * final.c (rest_of_handle_final): Call
2441 targetm.asm_out.constructor/targetm.asm_out.destructor
2442 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2443 proper priority via decl_*_priority_insert.
2444 * c-common.c (c_expand_body): Likewise.
2446 2007-04-22 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/29789
2449 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2450 (rewrite_reciprocal): New helper split out from
2451 determine_invariantness_stmt.
2452 (rewrite_bittest): Likewise.
2453 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2454 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2457 2007-04-22 Revital Eres <eres@il.ibm.com>
2459 * loop-unroll.c (var_to_expand): New field to support also
2460 insns of the form x = something + x.
2461 (analyze_insn_to_expand_var): Use it.
2462 (expand_var_during_unrolling): Likewise.
2464 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2466 * predict.c: Include pointer-set.h.
2467 (bb_predictions): New variable.
2468 (tree_predicted_by_p, tree_predict_edge,
2469 remove_predictions_associated_with_edge): Use bb_predictions map
2470 instead of bb->predictions.
2471 (clear_bb_predictions, assert_is_empty): New functions.
2472 (combine_predictions_for_bb): Use bb_predictions map. Call
2473 clear_bb_predictions.
2474 (tree_estimate_probability): Create and free bb_predictions map.
2475 * Makefile.in (predict.o): Add pointer-set.h dependency.
2476 * basic-block.h (struct basic_block_def): Remove predictions
2478 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2480 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2483 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2486 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2488 * timevar.c (timevar_print): Change reference of --disable-checking to
2489 --enable-checking=release. Also warn if assert checking is disabled.
2491 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2494 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2495 decl as addressable if the compound literal was marked as
2497 Mark the decl as a gimple register if it is a complex or
2498 vector decl and does not live in memory.
2500 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2502 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2503 (GENERIC_NEXT): New function macro.
2504 (PHI_CHAIN): Use phi_node's new chain variable.
2505 (tree_phi_node): Change tree_common to tree_base
2506 and add the chain field.
2507 * tree-phinodes.c (make_phi_node): Don't set
2508 TREE_TYPE on the new node.
2509 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2510 instead of checking GIMPLE_TUPLE_P in chain_next.
2511 * tree-vect-transform.c
2512 (get_initial_def_for_induction): Look at
2513 PHI_RESULT_TREE for the type of the phi node.
2514 (update_vuses_to_preheader): Use PHI_CHAIN
2515 instead of TREE_CHAIN on the phi node.
2516 * tree-ssa-structalias.c (compute_points_to_sets):
2518 (ipa_pta_execute): Likewise.
2520 2007-04-21 Richard Guenther <rguenther@suse.de>
2523 * fold-const.c (fold_unary): Call fold_convert_const on the
2526 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2528 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2529 (store_killed_in_pat): New.
2531 2007-04-20 Richard Henderson <rth@redhat.com>
2534 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2535 TREE_LIST with a void_type_node value, not void_list_node exactly.
2537 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2539 * doc/standards.texi: Re-arrange into language-specific
2540 subsections. Add a C++ section, documenting which standards we
2543 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2545 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2546 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2548 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2550 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2551 ecrti.o and crtbegin.o.
2552 (LIB_DEFAULT_SPEC): Include -lc.
2553 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2555 2007-04-20 Richard Henderson <rth@redhat.com>
2558 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2559 argument; update all callers.
2560 (get_unaligned_offset): New.
2561 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2562 get_unaligned_address, just pass on the address directly.
2563 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2564 the subreg in the helper patterns.
2565 (unaligned_extendqidi_le): Use get_unaligned_offset.
2566 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2567 (unaligned_extendhidi_be): Likewise.
2568 (unaligned_extendhidi): Tidy.
2569 * config/alpha/alpha-protos.h: Update.
2571 2007-04-20 Richard Henderson <rth@redhat.com>
2573 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2574 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2575 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2576 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2577 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2578 (CPP_SPEC): Don't include %(cpp_subtarget).
2579 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2580 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2581 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2583 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2585 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2586 for __builtin_ia32_cmpordss.
2588 PR tree-optimization/31632
2589 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2590 and arg1 for optimizations of comparison against min/max values.
2591 Fold arg0 to arg1's type for optimizations of comparison against
2592 min+1 and max-1 values.
2594 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2596 * reload.c (combine_reloads): When trying to use a dying register,
2597 check whether it's uninitialized and don't use if so.
2599 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2601 * fold-const.c: Remove prototypes for native_encode_expr and
2602 native_interpret_expr.
2603 (native_encode_expr): Make non-static.
2604 (native_interpret_expr): Likewise.
2605 * tree.h: Add prototypes for the above.
2607 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2609 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2610 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2611 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2612 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2613 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2614 Add length attributes.
2616 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2618 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2621 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2622 __STDC_WANT_DEC_FP__.
2624 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2626 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2627 for long double compatibility.
2628 * configure: Regenerate.
2630 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2632 PR rtl-optimization/29841
2633 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2635 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2636 that may cause control flow transfer from being moved.
2638 2007-04-18 Jan Hubicka <jh@suse.cz>
2640 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2643 2007-04-18 Eric Christopher <echristo@apple.com>
2645 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2646 only. Update operands.
2647 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2648 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2649 link register to pic register.
2651 2007-04-18 Dirk Mueller <dmueller@suse.de>
2654 * tree-vrp.c (search_for_addr_array): New.
2655 (check_array_bounds): Suppress warning about
2656 address taken of array refs if its not de-referenced.
2658 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2660 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2661 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2663 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2664 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2665 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2669 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2671 (vect_analyze_scalar_cycles): Fix indentation.
2672 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2673 (vect_mark_relevant): Include phis in relevance analysis.
2675 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2677 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2679 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2680 output_operand_lossage().
2682 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2684 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2685 the unused code for reduction without adjust-in-epilog to simplify the
2688 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2690 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2691 (S390_TDC_NEGATIVE_ZERO): New constant.
2692 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2693 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2694 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2695 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2696 (S390_TDC_POSITIVE_INFINITY): New constant.
2697 (S390_TDC_NEGATIVE_INFINITY): New constant.
2698 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2699 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2700 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2701 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2702 (S390_TDC_INFINITY): New constant.
2703 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2704 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2705 optimization for UNSPEC_CCZ_TO_INT.
2706 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2707 ("*ccz_to_int"): New insn.
2708 ("isinf<mode>2"): New insn.
2709 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2710 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2711 (UNSPEC_CCZ_TO_INT): New constant.
2713 2007-04-18 Richard Guenther <rguenther@suse.de>
2715 PR tree-optimization/19431
2716 PR tree-optimization/21463
2717 * tree-pass.h (pass_phiprop): Declare.
2718 * passes.c (init_optimization_passes): New phiprop pass.
2719 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2720 (phivn_valid_p): New helper function.
2721 (phiprop_insert_phi): Likewise.
2722 (propagate_with_phi): Likewise.
2723 (tree_ssa_phiprop): New propagator propagating loads
2724 through phi nodes if profitable.
2726 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2728 * tree-vect-analyze.c (process_use): New function.
2729 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2730 Check phis in all bbs.
2731 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2734 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2736 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2739 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2742 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2745 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2747 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2749 (sse_vmmulv4sf3): Likewise.
2750 (sse2_vmaddv2df3): Likewise.
2751 (sse2_vmmulv2df3): Likewise.
2753 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2755 PR rtl-optimization/31360
2756 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2757 (target_reg_cost): New.
2758 (init_set_costs): Initialize target_reg_cost. Add comments
2759 regarding the rationale of the costs.
2760 (global_cost_for_size): Renamed to...
2761 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2762 of register pressure.
2763 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2764 estimate_reg_pressure_cost. Add number of ivs.
2765 (determine_set_costs): Dump target_reg_cost.
2766 * loop-invariant.c (gain_for_invariant): Use
2767 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2768 (best_gain_for_invariant, find_invariants_to_move): Remove
2770 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2771 (target_reg_cost): Declare.
2772 (global_cost_for_size): Declaration removed.
2773 (estimate_reg_pressure_cost): Declare.
2775 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2777 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2778 regnos into even/odd register pairs.
2779 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2780 TDmode similar to the other floating point modes.
2781 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2782 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2784 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2785 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2786 (movdd_hardfloat64): Use TARGET_MFPGPR.
2788 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2790 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2793 2005-01-05 Richard Henderson <rth@redhat.com>
2795 * reload1.c (do_input_reload): Restrict the optimization deleteing
2796 a previous output reload to RELOAD_FOR_INPUT.
2798 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2800 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2801 induc_vec_info_type.
2802 (vectorizable_induction): New function declaration.
2803 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2804 check if already vectorized. Find first place in BB where new stmts
2805 can be inserted. Takes only one argument.
2806 (vectorizable_induction): New function.
2807 (vect_transform_stmt): Add case for induc_vec_info_type to call
2808 vectorizable_induction.
2809 (vect_transform_loop): Consider phis for vectorization.
2810 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2812 (analyze_operations): Call vectorizable_induction when analyzing phis.
2814 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2815 (vect_mark_relevant): Include phis in relevance analysis.
2816 (vect_mark_stmts_to_be_vectorize): Likewise.
2817 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2819 2007-04-16 Lawrence Crowl <crowl@google.com>
2821 * doc/invoke.texi (Debugging Options): Add documentation for the
2822 -femit-struct-debug options -femit-struct-debug-baseonly,
2823 -femit-struct-debug-reduced, and
2824 -femit-struct-debug-detailed[=...].
2826 * c-opts.c (c_common_handle_option): Add
2827 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2828 and OPT_femit_struct_debug_detailed_.
2829 * c.opt: Add specifications for
2830 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2831 and -femit-struct-debug-detailed[=...].
2832 * opts.c (set_struct_debug_option): Parse the
2833 -femit-struct-debug-... options.
2834 * opts.c (matches_main_base, main_input_basename,
2835 main_input_baselength, base_of_path, matches_main_base): Add
2836 variables and functions to compare header base name to compilation
2838 * opts.c (should_emit_struct_debug): Add to determine to emit a
2839 structure based on the option.
2840 (dump_struct_debug) Also disabled function to debug this
2842 * opts.c (handle_options): Save the base name of the
2845 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2846 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2847 This hook indicates if a type is generic. Set it by default
2849 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2850 to determine if a struct type is generic or not.
2851 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2852 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2853 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2856 * flags.h (enum debug_info_usage): Add an enumeration to describe
2857 a program's use of a structure type.
2858 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2859 to indicate the program's usage of the type. Filter structs based
2860 on the -femit-struct-debug-... specification.
2861 (gen_type_die): Split into two routines, gen_type_die and
2862 gen_type_die_with_usage. gen_type_die is now a wrapper
2863 that assumes direct usage.
2864 (gen_type_die_with_usage): Replace calls to gen_type_die
2865 with gen_type_die_with_usage adding the program usage of
2866 the referenced type.
2867 (dwarf2out_imported_module_or_decl): Suppress struct debug
2868 information using should_emit_struct_debug when appropriate.
2870 2007-04-16 Ian Lance Taylor <iant@google.com>
2872 PR tree-optimization/31522
2873 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2874 (vrp_initialize): Allocate vr_phi_edge_counts.
2875 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2876 executable edge. Drop test for all constants.
2877 (vrp_finalize): Free vrp_phi_edge_counts.
2879 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2880 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2882 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2883 predecessors at head rather than tail.
2885 2007-04-16 Matthias Klose <doko@debian.org>
2887 * config/alpha/linux.h (CPP_SPEC): Define.
2888 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2890 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2892 * function.h: Remove sequence_stack extern declaration.
2894 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2896 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2898 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2901 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2903 * config/avr/avr.c (avr_arch_types): Rearranging array.
2904 (enum avr_arch): Add.
2905 (avr_mcu_types): Use avr_arch enumeration constants instead of
2907 * config/avr/avr.h (LINK_SPEC): Simplify.
2909 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2911 * config/m68k/m68k.c (m68k_libcall_value,
2912 m68k_function_value): Use macros for register names more.
2914 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2916 (M68K_REGNAME): Use A6_REG.
2917 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2919 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2922 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2923 'pending_read_list_length' and 'pending_write_list_length'. Update
2925 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2926 to handle two length counters instead of one. Update all uses.
2927 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2928 two length counters instead of one.
2929 * sched-rgn.c (propagate_deps): Update to handle two length counters
2932 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2935 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2936 copy of source, pass it to ix86_expand_vector_set and return
2939 2007-04-16 David Ung <davidu@mips.com>
2940 Joseph Myers <joseph@codesourcery.com>
2942 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2943 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2944 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2945 Add 74K processor information.
2946 * config/mips/mips.md: Include 74k.md.
2947 (cpu): Add 74kc,74kf,74kx.
2948 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2949 * config/mips/74k.md: New.
2950 * doc/invoke.texi (MIPS Options): Document 74K support.
2952 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2954 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2955 vectorizable_* functions.
2956 * tree-vect-transform.c (vectorizable_call): Add check for
2957 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2958 (vectorizable_store): likewise.
2959 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2961 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2962 (vectorizable_type_promotion, vectorizable_load): Likewise.
2963 (vectorizable_live_operation, vectorizable_condition): Likewise.
2964 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2966 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2968 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2970 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2971 register numbers more.
2972 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2973 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2974 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2975 FUNCTION_VALUE_REGNO_P): Likewise.
2976 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2977 STATIC_CHAIN_REGNUM): Likewise.
2978 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2979 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2980 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2981 * config/m68k/m68k.md (FP_REG): New.
2983 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2985 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2988 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2990 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2991 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2994 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2996 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2999 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3002 * c-decl.c (finish_decl): Grab the type of the decl after the call
3003 to store_init_value.
3005 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3007 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3009 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3012 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3013 post dominators and cleanup cfg before returning.
3015 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3017 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3018 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3020 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3022 * config.gcc: Recognize fido.
3023 * config/m68k/m68k-devices.def (fidoa): New.
3024 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3026 (FL_FIDOA, TARGET_FIDOA): New.
3027 * config/m68k/m68k.opt (mfidoa): New.
3029 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3032 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3033 when a personality function is used.
3035 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3037 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3039 2007-04-13 Mike Stump <mrs@apple.com>
3041 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3043 * config/darwin.opt (fapple-kext): Make C++ only.
3044 * config/darwin.c (darwin_override_options): Remove code to ensure
3045 -fapple-kext is given for C++ only.
3047 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3049 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3050 * config/mips/mips.c (override_options): Call
3051 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3053 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3055 * config/i386/i386.opt (msvr3-shlib): Removed.
3057 * doc/invoke.texi: Remove -msvr3-shlib.
3059 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3061 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3062 with "popcnt" instruction.
3064 2007-04-13 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/21258
3067 * tree-vrp.c (compare_case_labels): New helper.
3068 (find_switch_asserts): New function.
3069 (find_assert_locations): Call it for SWITCH_EXPRs.
3071 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3073 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3074 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3075 check is now implied in X87_FLOAT_MODE_P.
3076 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3077 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3078 (fix_trunc<mode>_i386_fisttp): Ditto.
3079 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3080 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3081 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3082 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3083 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3084 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3085 (unnamed_splitters): Ditto.
3086 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3087 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3088 FIRST_SSE_REG for local functions when SSE math is enabled or
3089 for functions with sseregparm attribute.
3090 (standard_80387_constant_p): Return -1 if mode is not
3092 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3093 (ix86_expand_compare): Ditto.
3094 (ix86_expand_carry_flag_compare): Ditto.
3095 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3096 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3097 DECIMAL_FLOAT_MODE_P.
3098 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3099 of SCALAR_FLOAT_MODE_P.
3100 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3101 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3102 checks before FLOAT_MODE_P.
3103 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3104 before FLOAT_MODE_P.
3109 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3111 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3112 Charles Wilson <libtool@cwilson.fastmail.fm>
3114 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3115 (libgcc.mvars): Don't depend on them.
3116 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3117 * exec-tool.in: New.
3119 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3121 * doc/invoke.text (--help): Document --help=common.
3123 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3125 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3127 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3129 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3130 * genemit.c (main): Emit #include "integrate.h".
3131 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3132 (LOADGP_RTP): New mips_loadgp_style.
3133 * config/mips/mips.h: Include config/vxworks-dummy.h.
3134 (TARGET_RTP_PIC): New macro.
3135 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3136 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3137 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3139 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3140 -mvxworks-pic when using -mrtp and a PIC option.
3141 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3143 (mips_symbolic_constant_p, mips_symbolic_address_p)
3144 (mips_symbol_insns): Handle SYMBOL_HALF.
3145 (override_options): Warn about -G and -mrtp being used together.
3146 Initialize mips_lo_relocs[SYMBOL_HALF].
3147 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3148 (mips_emit_loadgp): Handle LOADGP_RTP.
3149 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3150 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3151 (tablejump): Handle function-relative case table entries if
3153 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3155 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3157 * config/mips/mips.md (load_call<mode>): Allow any general register.
3159 (sibcall_value_internal, sibcall_value_multiple_internal)
3160 (call_value_internal, call_value_split, call_value_multiple_internal)
3161 (call_value_multiple_split): Remove constraints from operand 0.
3163 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3165 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3166 rather than loadgp_noshared.
3167 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3168 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3170 * config/mips/mips.md (loadgp): Rename to...
3171 (loadgp_newabi): ...this.
3172 (loadgp_noshared): Rename to...
3173 (loadgp_absolute): ...this.
3175 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3177 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3178 false for locally-binding symbols.
3179 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3181 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3183 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3184 (SYMBOL_GOT_PAGE_OFST): ...this.
3185 (SYMBOL_GOT_GLOBAL): Rename to...
3186 (SYMBOL_GOT_DISP): ...this.
3187 (SYMBOL_GOTOFF_GLOBAL): Rename to...
3188 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
3189 * config/mips/mips.c (mips_global_symbol_p): New function.
3190 (mips_symbol_binds_local_p): Likewise.
3191 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
3192 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
3193 and mips_symbol_binds_local_p.
3194 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
3195 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
3196 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
3198 (mips_ok_for_lazy_binding_p): New function.
3199 (mips_load_call_address, mips_expand_call): Use it.
3200 (mips_dangerous_for_la25_p): Likewise.
3201 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
3202 (*got_disp<mode>): Use got_disp_operand instead of
3203 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
3204 SYMBOL_GOTOFF_GLOBAL.
3205 (*got_page<mode>): Use got_page_ofst_operand instead of
3207 * config/mips/predicates.md (const_call_insn_operand): Use
3208 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
3209 (global_got_operand): Rename to...
3210 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
3212 (local_got_operand): Rename to...
3213 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
3214 of SYMBOL_GOT_LOCAL.
3216 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3218 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3219 TARGET_CALL_CLOBBERED_GP.
3220 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3221 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3222 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3223 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3224 of TARGET_ABICALLS && !TARGET_NEWABI.
3225 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3226 * config/mips/mips.c (mips_load_call_address): Check
3227 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3228 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3229 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3230 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3231 TARGET_ABICALLS && TARGET_NEWABI.
3232 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3234 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3235 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3236 TARGET_ABICALLS && TARGET_NEWABI.
3237 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3238 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3239 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3240 whether indirect calls must use $25.
3241 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3243 * config/mips/mips.md (jal_macro): Check flag_pic and
3244 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3245 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3246 instead of TARGET_ABICALLS.
3247 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3248 TARGET_ABICALLS && TARGET_OLDABI.
3249 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3250 (sibcall): In the comment above the define_insn, mention
3251 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3252 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3253 instead of TARGET_ABICALLS.
3255 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3257 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3258 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3259 (MACFLAGS_MATCH_P): New macro.
3260 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3261 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3262 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3263 the other MACFLAG constants.
3264 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3265 (flag_machi): Tighten constraints. Renumber some of the operands.
3266 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3268 (flag_machi_parts_acconly): New pattern.
3269 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3271 (flag_macinit1hi): Tighten constraints.
3272 (flag_mul_macv2hi_parts_acconly): New pattern.
3274 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3275 Use a more efficient implementation.
3276 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3277 inline sequences when not optimizing for size.
3279 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3280 movhi_high2low): Delete, merge functionality into...
3281 (packv2hi): ... this pattern.
3283 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3284 * config/bfin/bfin.opt (msim): New option.
3285 (mcpu=): New option.
3286 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3287 (bfin_cpu_t): Typedef of enum bfin_cpu.
3288 (bfin_cpu_type): New declaration.
3289 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3290 -msim and -mcpu= options.
3291 (LIB_SPEC): Likewise.
3292 * config/bfin/bfin.c (bfin_cpu_type): Define.
3293 (bfin_handle_option): Handle -mcpu= option.
3294 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3295 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3296 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3298 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3300 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3301 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3302 (powerpc-wrs-vxworksae): Use ${tm_file}.
3303 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3304 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3305 * config/i386/vx-common.h: New file.
3307 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3309 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3312 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3314 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3317 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3321 * c-common.c (c_build_qualified_type): Set canonical type
3324 2007-04-12 Richard Guenther <rguenther@suse.de>
3326 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3327 lower bound and element size if lower bound is not zero
3328 or either of the ARRAY_REF operands is set.
3330 2007-04-12 Richard Guenther <rguenther@suse.de>
3332 PR tree-optimization/24689
3333 PR tree-optimization/31307
3334 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3336 * gimplify.c (canonicalize_addr_expr): To be consistent with
3337 gimplify_compound_lval only set operands two and three of
3338 ARRAY_REFs if they are not gimple_min_invariant. This makes
3339 it never at this place.
3340 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3342 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3344 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3345 null before emitting a .nsubspa directive.
3347 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3349 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3350 need_to_partition_p if there are no memory statements in the
3353 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3355 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3356 (gcd_of_steps_may_divide_p): New function.
3357 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3359 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3361 * reload.c (find_reloads_toplev, find_reloads_address,
3362 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3363 not a pointer equality test, to decide if we need to call
3364 push_reg_equiv_alt_mem.
3366 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3368 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3369 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3370 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3372 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3374 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3375 vector to be positive.
3377 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3381 * doc/invoke.texi: Document --params max-aliased-vops and
3383 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3384 debug_memory_partitions): Move to tree-flow.h
3385 * params.h (AVG_ALIASED_VOPS): Define.
3386 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3388 (mp_info_t): Likewise.
3389 (get_mem_sym_stats_for): New.
3390 (set_memory_partition): Move from tree-flow-inline.h.
3391 (mark_non_addressable): Only clear the set of symbols for the
3392 partition if it exists.
3393 (dump_memory_partitions): Move from tree-ssa-operands.c
3394 (debug_memory_partitions): Likewise.
3395 (need_to_partition_p): New.
3396 (dump_mem_ref_stats): New.
3397 (debug_mem_ref_stats): New.
3398 (dump_mem_sym_stats): New.
3399 (debug_mem_sym_stats): New.
3400 (update_mem_sym_stats_from_stmt): New.
3401 (compare_mp_info_entries): New.
3402 (mp_info_cmp): Call it.
3403 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3405 (get_mpt_for): Move from tree-ssa-operands.c.
3406 (find_partition_for): New.
3407 (create_partition_for): Remove.
3408 (estimate_vop_reduction): New.
3409 (update_reference_counts): New.
3410 (build_mp_info): New.
3411 (compute_memory_partitions): Refactor.
3412 Document new heuristic.
3413 Call build_mp_info, update_reference_counts,
3414 find_partition_for and estimate_vop_reduction.
3415 (compute_may_aliases): Populate virtual operands before
3416 calling debugging dumps.
3417 (delete_mem_sym_stats): New.
3418 (delete_mem_ref_stats): New.
3419 (init_mem_ref_stats): New.
3420 (init_alias_info): Call it.
3421 (maybe_create_global_var): Remove alias_info argument.
3422 Get number of call sites and number of pure/const call sites
3423 from gimple_mem_ref_stats().
3424 (dump_alias_info): Call dump_memory_partitions first.
3425 (dump_points_to_info_for): Show how many times a pointer has
3427 * opts.c (decode_options): For -O2 set --param
3428 max-aliased-vops to 500.
3429 For -O3 set --param max-aliased-vops to 1000 and --param
3430 avg-aliased-vops to 3.
3431 * fortran/options.c (gfc_init_options): Remove assignment to
3433 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3434 * tree-dfa.c (dump_variable): Dump memory reference
3436 Dump NO_ALIAS* settings.
3437 (referenced_var_lookup): Tidy.
3438 (mem_sym_stats): New.
3439 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3440 and ORIG are different SSA names for a memory partition.
3441 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3442 * tree-flow.h (struct mem_sym_stats_d): Define.
3443 (mem_sym_stats_t): Define.
3444 (struct mem_ref_stats_d): Define.
3445 (struct gimple_df): Add field mem_ref_stats.
3446 (enum noalias_state): Define.
3447 (struct var_ann_d): Add bitfield noalias_state.
3448 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3449 debug_mem_ref_stats, debug_memory_partitions,
3450 debug_mem_sym_stats): Declare.
3451 * tree-ssa-structalias.c (update_alias_info): Update call
3452 sites, pure/const call sites and asm sites in structure
3453 returned by gimple_mem_ref_stats.
3454 Remove local variable IS_POTENTIAL_DEREF.
3455 Increase NUM_DEREFS if the memory expression is a potential
3457 Call update_mem_sym_stats_from_stmt.
3458 If the memory references memory, call
3459 update_mem_sym_stats_from_stmt for all the direct memory
3460 symbol references found.
3461 (intra_create_variable_infos): Set noalias_state field for
3462 pointer arguments according to the value of
3463 flag_argument_noalias.
3464 * tree-ssa-structalias.h (struct alias_info): Remove fields
3465 num_calls_found and num_pure_const_calls_found.
3466 (update_mem_sym_stats_from_stmt): Declare.
3467 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3468 Set default value to 100.
3469 (PARAM_AVG_ALIASED_VOPS): Define.
3471 2007-04-11 Richard Guenther <rguenther@suse.de>
3474 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3475 a * -b + c as c - a * b if we honor sign dependent rounding.
3477 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3479 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3481 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3482 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3484 (initialize_trampoline): Don't use old-style function definition.
3485 (bfin_secondary_reload): Mark IN_P argument as unused.
3487 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3489 PR tree-optimization/31343
3490 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3491 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3492 * testsuite/gcc.dg/vect/pr31343.c: New.
3494 2007-04-10 Eric Christopher <echristo@apple.com>
3496 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3497 * config/i386/i386.md (*cmpfp0): Use.
3498 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3499 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3500 (fix_trunc<mode>_i386_fisttp): Ditto.
3501 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3502 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3503 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3504 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3505 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3506 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3507 (unnamed_splitters): Ditto.
3508 * config/i386/i386.c (output_fix_trunc): Assert that
3509 we're not being passed a TFmode operand.
3511 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3513 PR tree-optimization/31526
3514 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3515 n_basic_blocks to find newly added blocks.
3517 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3519 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3521 (fix_trunc<mode>si_sse): Ditto.
3522 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3523 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3524 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3525 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3526 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3527 expander using SSEMODEF mode macro.
3528 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3529 expander using SSEMODEF mode macro.
3530 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3531 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3532 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3533 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3534 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3535 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3536 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3537 Macroize insn using X87MODEF mode macro.
3539 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3541 * config/i386/sse.md (sse2_pinsrw): Removed.
3542 (sse2_pextrw): Renamed to ...
3543 (*sse2_pextrw): This.
3545 2007-04-09 Jan Hubicka <jh@suse.cz>
3548 * config/i386/sse.md
3549 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3550 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3551 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3552 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3554 2007-04-09 Jan Hubicka <jh@suse.cz>
3556 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3557 multiple fields of union.
3559 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3561 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3562 (create_preheaders): Check that loops are available.
3563 (fix_loop_structure): Clean up, improve comments.
3564 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3565 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3567 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3568 * predict.c (tree_estimate_probability): Do not call
3569 calculate_dominance_info. Call create_preheaders.
3570 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3571 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3573 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3574 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3575 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3576 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3579 2007-04-08 Jan Hubicka <jh@suse.cz>
3581 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3582 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3583 * fold-const.c (fold_unary): Use it.
3585 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3587 * varasm.c (assemble_variable): Remove call to
3588 lang_hooks.decls.prepare_assemble_variable.
3589 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3590 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3591 * langhooks.h (lang_hooks_for_decls): Remove
3592 prepare_assemble_variable.
3594 2007-04-08 Mike Stump <mrs@apple.com>
3596 * config/i386/i386.c: Use inc/dec on Core2.
3598 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3600 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3601 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3602 lhd_tree_inlining_end_inlining): Remove.
3603 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3604 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3606 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3607 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3608 lhd_tree_inlining_end_inlining): Remove prototypes.
3609 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3610 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3611 LANG_HOOKS_TREE_INLINING_START_INLINING,
3612 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3614 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3617 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3620 * config/avr/predicates.md (io_address_operand): Delete predicate.
3621 (low_io_address_operand): Don't use 'mode' argument.
3622 (higth_io_address_operand): Rename ...
3623 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3624 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3627 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3629 Revert change removing staticp.
3631 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3634 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3637 2007-04-07 Bruce Korb <bkorb@gnu.org>
3639 * c.opt: Add -Wformat-contains-nul.
3640 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3642 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3643 the NUL byte warning.
3645 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3647 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3649 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3651 * tree.c (staticp): No longer use staticp langhook.
3652 * langhooks.c (lhd_staticp): Removed.
3653 * langhooks.h (struct lang_hooks): Remove staticp.
3654 * c-common.c (c_staticp): Remove.
3655 * c-common.h (c_staticp): Ditto.
3656 * langhooks-defs.h (lhd_staticp): Ditto.
3657 (LHD_HOOKS_STATICP): Ditto
3658 * tree.h (gcc_assert_lowered): New macro.
3660 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3662 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3663 argument "reliable".
3664 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3665 Add argument "reliable". Propagate it through calls.
3666 (infer_loop_bounds_from_undefined): Derive number of iterations
3667 estimates from references in blocks that do not dominate loop latch.
3668 (gcov_type_to_double_int): New function.
3669 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3670 and expected_loop_iterations_unbounded.
3671 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3672 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3673 * tree-data-ref.c (estimated_loop_iterations): Export.
3674 (get_references_in_stmt): Fix -- do not return addresses of local
3676 * cfgloop.h (expected_loop_iterations_unbounded,
3677 estimated_loop_iterations): Declare.
3679 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3681 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3683 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3686 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3687 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3688 Use output_387_reg_move().
3689 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3690 expander using X87MODEF12 mode macro.
3691 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3692 choosing register preferences. Use output_387_reg_move().
3693 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3694 instead of "x". Use output_387_reg_move().
3695 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3696 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3697 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3698 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3699 Use output_387_reg_move().
3700 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3702 (*truncxf?f_i387 splitter): Ditto.
3704 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3706 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3707 LANG_HOOKS_SAFE_FROM_P.
3708 * expr.c (safe_from_p): Remove langhook call.
3709 * langhooks.h (lang_hooks): Remove safe_from_p.
3710 (lhd_safe_from_p): Remove prototype.
3711 * langhooks.c (lhd_safe_from_p): Remove.
3713 2007-04-06 Jan Hubicka <jh@suse.cz>
3715 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3718 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3720 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3721 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3722 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3723 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3725 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3726 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3728 2007-04-05 Richard Henderson <rth@redhat.com>
3730 * config/alpha/alpha.c (print_operand) [+]: Remove.
3731 (alpha_end_function): Print nop if call at end of function.
3732 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3733 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3734 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3735 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3736 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3737 the call pattern. Update peepholes to match.
3739 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3741 * doc/extend.texi (Other Builtins): Add decimal float variants
3743 * builtins.def: Ditto.
3744 * builtins.c (expand_builtin): Ditto.
3746 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3747 H.J. Lu <hongjiu.lu@intel.com>
3750 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3751 of V8HImode when calling ix86_binary_operator_ok.
3752 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3753 (sdot_prodv8hi): Operands 1 and 2 must be register.
3755 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3757 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3758 initialize align to silence bogus warning.
3760 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3763 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3765 (struct sra_walk_fns): Remove use_all parameter from use.
3766 (sra_hash_tree): Handle BIT_FIELD_REFs.
3767 (sra_elt_hash): Don't hash bitfld blocks.
3768 (sra_elt_eq): Skip them in parent compares as well. Handle
3770 (sra_walk_expr): Don't maintain or pass down use_all_p.
3771 (scan_use): Remove use_all parameter.
3772 (scalarize_use): Likewise. Re-expand assignment to
3773 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3774 output, and re-scalarize after output. Don't mark anything
3776 (scalarize_ldst): Adjust.
3777 (scalarize_walk_gimple_modify_statement): Likewise.
3778 (build_element_name_1): Handle BIT_FIELD_REFs.
3779 (instantiate_element): Don't warn for any element whose parent
3781 (instantiate_missing_elements_1): Return the sra_elt.
3782 (canon_type_for_field): New.
3783 (try_instantiate_multiple_fields): New.
3784 (instantiate_missing_elemnts): Use them.
3785 (mark_no_warning): Removed.
3786 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3787 (REPLDUP, sra_build_elt_assignment): New.
3788 (generate_copy_inout): Use them.
3789 (generate_element_copy): Likewise. Handle bitfld differences.
3790 (generate_element_zero): Don't recurse for blocks. Use
3791 sra_build_elt_assignment.
3792 (generate_one_element_int): Take elt instead of var. Use
3793 sra_build_elt_assignment.
3794 (generate_element_init_1): Adjust.
3795 (scalarize_use, scalarize_copy): Use REPLDUP.
3796 (scalarize_ldst): Move assert before dereference.
3797 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3799 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3801 * regmove.c: Fix unused variable warnings due to previous commit.
3803 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3805 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3806 (regmove_bb_head): Remove.
3807 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3808 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3809 problems with fixup_match_1.
3810 Don't initialize/free regmove_bb_head.
3812 (reg_is_remote_constant_p): If an insn is in the same basic block
3813 but not before INSN, consider it remote, too.
3815 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3818 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3819 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3821 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3823 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3824 (CONDITIONAL_REGISTER_USAGE): Likewise.
3826 2007-04-04 Richard Henderson <rth@redhat.com>
3828 * config/alpha/lib1funcs.asm: Remove unused file.
3830 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3833 * opts.c (print_specific_help): Fix --help=<language>
3835 (common_handle_option): Support --help=common.
3837 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3840 * gcc.c (main): Do not run the linker if
3841 print_subprocess_help indicates that it shouldn't be
3844 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3847 * doc/invoke.texi (--help=): Document <languages> value, fix
3848 formatting in tables of values.
3850 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3852 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3853 dllimport attribute of virtual methods.
3855 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3857 * config/score/crti.asm: Change _bss_start to __bss_start.
3858 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3859 (OUTGOING_REG_PARM_STACK_SPACE) update.
3860 * config/score/score.opt: add options to make backend support
3861 score5, score5u, score7 and score7d.
3862 * config/score/score.md: Likewise.
3863 * config/score/misc.md: Likewise.
3864 * config/score/mac.md: Likewise.
3865 * doc/invoke.texi: Likewise.
3866 * doc/md.texi: update constraints define.
3868 2007-04-03 Richard Henderson <rth@redhat.com>
3870 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3871 an appropriate type, use the mode instead.
3873 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3875 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3876 Set the default --with-arch setting to mips2.
3877 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3878 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3879 (MULTILIB_OSDIRNAMES): Delete.
3880 (MULTILIB_DIRNAMES): Define.
3881 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3882 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3883 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3884 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3885 VXWORKS_OS_CPP_BUILTINS.
3886 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3887 (MIPS_DEBUGGING_INFO): Undefine.
3888 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3890 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3893 * fold-const.c (native_encode_real): Encode real.c provided longs
3894 as a series of 32-bit native integers.
3895 (native_interpret_real): Interpret buffer as a series of 32-bit
3898 2007-04-03 Richard Guenther <rguenther@suse.de>
3900 * genpreds.c (write_insn_constraint_len): Write function
3901 optimized for CONSTRAINT_LEN implementation.
3902 (write_tm_preds_h): Output insn_constraint_len inline and
3903 use it for CONSTRAINT_LEN.
3904 (write_insn_preds_c): Don't output insn_constraint_len.
3905 * doc/md.texi (define_register_constraint): Document multi-letter
3906 constraints shall have the same length if they start with the same
3909 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3912 * config/i386/i386.md (isinf<mode>2): Expand only when
3913 TARGET_C99_FUNCTIONS is set.
3915 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3917 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3918 (x86_64-*-linux*): Ditto.
3919 * config/i386/i386.opt (mpc): New option.
3920 * config/i386/i386.c (overrride_options): Handle
3921 ix87_precision_string.
3922 * config/i386/crtprec.c: New file.
3923 * config/i386/t-crtpc: Ditto.
3924 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3926 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3927 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3928 crtprec32.o, crtprec64.o and crtprec80.o.
3930 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3932 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3934 2007-04-02 Eric Christopher <echristo@apple.com>
3936 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3937 limitations on darwin.
3939 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3942 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3944 2007-04-02 Dave Korn <dave.korn@artimi.com>
3946 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3948 2007-04-02 Dave Korn <dave.korn@artimi.com>
3950 * libgcc2.h (exception_descriptor): Don't forward-declare.
3951 (__get_eh_table_language, __get_eh_table_version): Delete
3952 prototypes of long-dead functions.
3954 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3956 * ebitmap.h: New file
3957 * ebitmap.c: New file
3958 * Makefile.in (ebitmap.o): New target.
3960 2007-04-01 Jan Hubicka <jh@suse.cz>
3962 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3963 before very first instruction.
3965 2007-04-01 Jan Hubicka <jh@suse.cz>
3967 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3968 waring on 64bit hosts.
3969 * bitmap.h: Fix typo in bitmap_head_def.
3971 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3973 PR rtl-optimization/31391
3974 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3975 into a DELETED_LABEL note, and the label is in an empty basic
3976 block, update BB_END as well as BB_HEAD.
3978 2007-04-01 Richard Henderson <rth@redhat.com>
3980 PR tree-optimization/31169
3981 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3982 to varying if the range is outside [0, prec-1].
3984 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3987 * config/mips/mips.md (load_const_gp): New insn.
3988 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3989 the MIPS16 GP pseudo register if no_new_pseudos.
3990 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3992 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3995 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3997 (call_value): Likewise.
3999 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4000 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4003 * doc/invoke.texi: (optimization options): Reword description
4004 of -ffast-math. Document its primary purpose.
4006 2007-03-31 Richard Guenther <rguenther@suse.de>
4008 * omp-low.c (splay-tree.h): Include.
4009 (lookup_decl): Replace splay-tree usage by pointer-map.
4010 (maybe_lookup_decl): Likewise.
4011 (new_omp_context): Likewise.
4012 (delete_omp_context): Likewise.
4013 * gimplify.c (splay-tree.h): Include.
4014 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4016 (remap_ssa_name): Likewise.
4017 (remap_decl): Likewise.
4018 (remap_type_1): Likewise.
4019 (remap_type): Likewise.
4020 (copy_body_r): Likewise.
4021 (expand_call_inline): Likewise.
4022 (clone_body): Likewise.
4023 (copy_tree_r): Likewise.
4024 (remap_save_expr): Likewise.
4025 (unsave_r): Likewise.
4026 (unsave_expr_now): Likewise.
4027 (tree_function_versioning): Likewise.
4028 (build_duplicate_type): Likewise.
4029 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4030 (struct copy_body_data): Replace splay-tree by pointer-map.
4031 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4032 not $(SPLAY_TREE_H).
4033 (gimplify.o): Depend on $(SPLAY_TREE_H).
4034 (omp-low.p): Likewise.
4036 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4038 * config/avr/predicates.md (even_register_operand,
4039 odd_register_operand): New predicates.
4040 * config/avr/avr.md (movw peephole2): New.
4041 (movw_r peephole2): New.
4043 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4045 * tree.h (get_signed_or_unsigned_type): New.
4046 * fold-const.c (operand_equal_for_comparison_p): Use
4047 get_signed_or_unsigned_type instead of
4048 lang_hooks.types.signed_or_unsigned_type.
4049 * expr.c (store_expr): Ditto.
4050 * langhooks.c (get_signed_or_unsigned_type): New.
4051 (lhd_signed_or_unsigned_type): New.
4052 * langhooks.h (lhd_signed_or_unsigned_type): New.
4053 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4055 2007-03-30 Richard Henderson <rth@redhat.com>
4057 * tree-ssa-loop-ivopts.c: Include target.h.
4058 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4059 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4060 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4061 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4063 2007-03-30 Richard Henderson <rth@redhat.com>
4064 Kai Tietz <kai.tietz@onevision.com>
4066 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4068 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4069 (TARGET_64BIT_MS_ABI): New.
4070 (DBX_REGISTER_NUMBER): Handle 64-bit.
4071 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4072 (LONG_TYPE_SIZE): Force to 32.
4073 (REG_PARM_STACK_SPACE): New.
4074 (OUTGOING_REG_PARM_STACK_SPACE): New.
4075 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4076 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4077 (STACK_BOUNDARY): Use 128 for 64-bit.
4078 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4079 Add 64-bit implementation.
4080 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4082 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4083 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4084 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4085 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4086 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4087 TARGET_64BIT_MS_ABI.
4088 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4089 (ix86_pass_by_reference): Likewise.
4090 (ix86_function_value_regno_p): Likewise.
4091 (ix86_build_builtin_va_list): Likewise.
4092 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4093 (function_arg_advance_ms_64): New.
4094 (function_arg_advance): Call it.
4095 (function_arg_ms_64): New.
4096 (function_arg): Call it.
4097 (function_value_ms_64): New.
4098 (ix86_function_value_1): Call it.
4099 (return_in_memory_ms_64): New.
4100 (ix86_return_in_memory): Call it.
4101 (setup_incoming_varargs_ms_64): New.
4102 (ix86_setup_incoming_varargs): Call it.
4103 (ix86_expand_prologue): Handle 64-bit stack probing.
4104 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4105 (output_pic_addr_const): Likewise.
4106 (x86_this_parameter): Likewise.
4107 (x86_output_mi_thunk): Likewise.
4108 (x86_function_profiler): Likewise.
4109 (TARGET_STRICT_ARGUMENT_NAMING): New.
4110 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4111 (TARGET_64BIT_MS_ABI): New.
4112 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4113 * config/i386/i386.md (allocate_stack_worker): Remove.
4114 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4115 describe the clobber of eax without a match_scratch.
4116 (allocate_stack_worker_postreload): Remove.
4117 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4118 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4119 (allocate_stack_worker_rex64_postreload): Remove.
4120 (allocate_stack): Handle 64-bit.
4121 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4122 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4123 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4124 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4125 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4126 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4127 * config.build (x86_64-*-mingw*): New host.
4128 * config.host (x86_64-*-mingw*): New host.
4129 * config.gcc (x86_64-*-mingw*): New target.
4130 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4132 2007-03-30 Richard Henderson <rth@redhat.com>
4133 Kai Tietz <kai.tietz@onevision.com>
4135 * c-pragma.c (struct def_pragma_macro_value): New.
4136 (struct def_pragma_macro): New.
4137 (pushed_macro_table): New.
4138 (dpm_hash, dpm_eq): New.
4139 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4140 (init_pragma): Install them.
4141 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4143 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4145 * config/avr/avr.c (avr_override_options): Clear
4146 'flag_delete_null_pointer_checks'.
4148 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4151 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4152 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4153 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4154 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4155 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4156 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4157 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4159 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4161 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4163 * regmove.c: Move all of pass_stack_adjustments from here...
4164 * combine-stack-adj.c: ...to this new file.
4165 * Makefile.in: Add rules for combine-stack-adj.o.
4167 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4169 PR tree-optimization/31383
4170 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4171 to have the same length.
4173 2007-03-30 Jan Hubicka <jh@suse.cz>
4176 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4177 availablility; add more sanity checking; ask varpool only about
4180 2007-03-29 Richard Henderson <rth@redhat.com>
4182 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4183 to decide, but __SIZEOF_LONG_LONG__.
4185 2007-03-29 Richard Henderson <rth@redhat.com>
4187 * emutls.c (struct __emutls_array): New.
4188 (emutls_destroy): Use it instead of casting element 0 from void*.
4189 (__emutls_get_address): Likewise.
4191 2007-03-29 Richard Henderson <rth@redhat.com>
4193 * varasm.c (initializer_constant_valid_p): Don't deny
4194 DECL_DLLIMPORT_P on functions.
4196 * config/i386/cygming.h: Remove function declarations.
4197 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
4198 (ASM_OUTPUT_LABELREF): Remove.
4199 (COMMON_ASM_OP): Remove.
4200 (ASM_OUTPUT_COMMON): Remove.
4201 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
4202 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
4203 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4204 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
4205 Rename from TARGET_ENCODE_SECTION_INFO.
4206 * config/i386/netware.h: Likewise.
4207 * config/i386/i386-protos.h: Update.
4208 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
4209 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
4210 (legitimate_constant_p): Reject dllimports.
4211 (dllimport_map, get_dllimport_decl): New.
4212 (legitimize_dllimport_symbol): New.
4213 (legitimize_address, ix86_expand_move): Use it.
4214 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4215 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4216 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4217 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4218 * config/i386/predicates.md (constant_call_address_operand): Only
4219 accept symbols; reject dllimport_p symbols.
4220 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4221 i386_pe_maybe_record_exported_symbol.
4222 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4223 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4224 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4225 trust the setting of DECL_DLLIMPORT_P.
4226 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4227 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4228 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4229 tidy the argument scanning loop.
4230 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4231 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4232 (i386_pe_strip_name_encoding): Remove.
4233 (i386_pe_binds_local_p): New.
4234 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4235 (i386_pe_output_labelref): Remove.
4236 (i386_pe_asm_output_aligned_decl_common): New.
4237 (i386_pe_maybe_record_exported_symbol): Rename from
4238 i386_pe_record_exported_symbol; check for dllexported symbols.
4240 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4242 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4243 add comment explaining why vsnprintf cannot be used.
4245 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4247 PR tree-optimization/30666
4248 * tree.c (build_complex_type): When creating type names for DWARF2
4249 debug info, create TYPE_DECLs for TYPE_NAME instead of
4251 (build_common_tree_nodes_2): Use build_complex_type when building
4252 predefined complex types, to preserve canonical types.
4254 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4256 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4257 (noce_get_alt_condition): Look at it to determine whether to
4258 reverse the condition or not.
4259 (noce_get_condition): Substitute the truth for lies.
4260 (noce_find_if_block): Set the then_else_reversed field.
4262 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4264 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4265 destination of this insn.
4266 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4267 than calling gen_rtx_SET directly. Use r0 to hold the value of
4268 'address + 4' rather than a stack based temporary which can be
4271 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4273 * config/s390/s390.c (s390_secondary_input_reload_class,
4274 s390_secondary_output_reload_class): Functions removed.
4275 (s390_secondary_reload): New function.
4276 (TARGET_SECONDARY_RELOAD): Target macro defined.
4277 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4278 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4279 * config/s390/s390.md ("reload_outti", "reload_outdi",
4280 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4281 "reload_out<mode>"): Expanders removed.
4282 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4283 "reload<mode>_nonoffmem_out"): Expanders added.
4285 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4287 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4288 SRC->DEST replacement failed anyway.
4290 2007-03-28 Mike Stump <mrs@apple.com>
4292 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4293 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4294 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4296 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4298 * config.gcc: Accept barcelona as a variant of amdfam10.
4299 * config/i386/i386.c (override_options): Likewise.
4300 * doc/invoke.texi: Likewise.
4302 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4304 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4305 offsets for BIT_FIELD_REF and COMPONENT_REF.
4307 2007-03-28 Richard Guenther <rguenther@suse.de>
4309 * tree.c (is_global_var): Move ...
4310 * tree-flow-inline.h (is_global_var): ... here.
4311 * tree.h (is_global_var): Remove declaration.
4313 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4317 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4318 * config/i386/i386.c (ix86_tune_features): Initialize new
4320 * config/i386/predicates.md (promotable_binary_operator): Use
4321 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4323 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4326 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4328 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4330 * config/fr30/fr30.md (movsi_internal): Change destination
4331 constraint from m to V and add m to the end.
4333 2007-03-28 Christian Bruel <christian.bruel@st.com>
4335 * config/sh/sh.md (movsi_i): Fix type attribute.
4337 2007-03-28 Christian Bruel <christian.bruel@st.com>
4339 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4340 (movsf_ie): Likewise.
4342 2007-03-28 Christian Bruel <christian.bruel@st.com>
4344 * config.gcc: Add sh4-300 to multilib.
4345 * config/sh/t-mlib-sh4-300: New file.
4347 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4349 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4350 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4352 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4353 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4354 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4355 "fixuns_trunctddi2"): Whitespace fix.
4357 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4359 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4360 the definition of struct sh_args.
4361 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4362 CALL_COOKIE_INT_REG_GET): Likewise.
4364 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4366 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4367 transformations are applied successfully.
4369 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4371 * tree.c (tree_contains_struct): Permit 512 tree codes.
4372 * tree.h (tree_contains_struct): Ditto.
4373 (MAX_TREE_CODES): Ditto.
4374 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4375 SPARE member to store remaining padding bits.
4377 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4379 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4382 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4384 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4385 * configure: Regenerate.
4387 * configure: Regenerate using the correct version of autoconf.
4389 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4391 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4393 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4394 regs to "__SP_L__" and "__SP_H__".
4396 2007-03-27 Richard Guenther <rguenther@suse.de>
4398 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4399 computations with it with a HOST_WIDE_INT variable.
4401 2007-03-26 Mike Stump <mrs@apple.com>
4403 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4404 objective-c-header, objective-c++-header and objc++-cpp-output
4406 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4408 2007-03-26 Richard Henderson <rth@redhat.com>
4411 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4412 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4413 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4414 IX86_BUILTIN_PSRLQ128): New.
4415 (ix86_init_mmx_sse_builtins): Add them.
4416 (ix86_expand_builtin): Expand them.
4417 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4418 operand 2 be TImode.
4419 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4420 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4421 _mm_srli_epi64): Mark __B const.
4422 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4423 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4424 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4425 new two-vector shift builtins.
4427 2007-03-26 Ian Lance Taylor <iant@google.com>
4429 PR tree-optimization/31345
4430 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4431 [+INF, +INF(OVF)] into VARYING.
4433 2007-03-26 Zack Weinberg <zackw@panix.com>
4435 * gengtype-parse.c: New file.
4436 * gengtype-yacc.y: Delete.
4437 * gengtype-lex.l: Don't include gengtype-yacc.h.
4438 Define YY_DECL and yyterminate appropriately for recursive
4439 descent parser. yylval is now a string out-parameter to yylex.
4440 (HWS, EOID): New shorthand.
4441 (IWORD): Add a couple more types.
4442 (yylex): Add a setup stanza. Remove the complex rules for
4443 detecting GTY'ed types and typedefs; replace with simple
4444 keyword detectors. Adjust everything for the changed
4445 definition of yylval. Ignore all pp-directives, not just #define.
4447 (parse_file): Rename yybegin; do not call yyparse.
4449 * gengtype.c (xasprintf): Export again.
4450 (this_file): New. Use everywhere __FILE__ was being used.
4451 (get_lang_bitmap): Special case types defined in gengtype.c.
4452 (do_typedef, new_structure): Suppress definition of certain types.
4453 (new_structure): Improve diagnostics of duplicate definitions.
4454 Make sure location_s is associated with input.h.
4455 (nreverse_pairs, define_location_structures): New functions.
4456 (main): Improve tagging of kludge types. Remove old kludges
4457 for input.h types; use define_location_structures.
4458 * gengtype.h: Update prototypes. Define token codes here.
4459 * Makefile.in: Remove all references to gengtype-yacc.
4460 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4462 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4463 add GTY((skip)) to the field that's only conditionally there.
4464 * doc/install.texi: Document that Bison is no longer required
4465 unless building treelang.
4467 * gengtype.c: Don't include gtyp-gen.h.
4468 (srcdir): Declare here.
4469 (base_files, lang_dir_names): Allocate dynamically.
4470 (gt_files, num_gt_files, num_lang_dirs): New globals.
4471 (measure_input_list, read_input_line, read_input_list)
4472 (set_lang_bitmap): New functions.
4473 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4474 simplify, relying on read_input_list to set up the bitmaps.
4475 (main): Arguments are no longer unused. Check for correct number
4476 of command line arguments, set srcdir and srcdir_len, then call
4477 read_input_list, before doing anything else. No need to worry
4478 about duplicates in main loop.
4479 * configure.ac: Simplify the calculation of all_gtfiles.
4480 Put language tags in there. Don't set or substitute
4481 all_gtfiles_files_langs or all_gtfiles_files_frags.
4482 * Makefile.in: Revamp the way gengtype is invoked, now that it
4483 takes a file on its command line with a much simpler format.
4484 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4485 (GTFILES): Remove duplicates and C source files.
4486 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4487 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4488 * configure: Regenerate.
4490 * gengtype.h: Remove all type definitions to gengtype.c; leave
4491 only definitions of options_p, type_p, and pair_p as opaque
4492 pointers. Update prototypes.
4493 * gengtype.c: Many type definitions moved here from gengtype.h.
4494 Consolidate type definitions at the top of the file.
4495 (xvasprintf): Delete.
4496 (xasprintf): Make static.
4497 (create_nested_pointer_option): Add 'next' parameter.
4498 (create_field_all, create_field_at): New functions.
4499 (create_field): Now a thin wrapper around create_field_all.
4500 (create_optional_field): Rename create_optional_field_ and add
4501 line argument. Original name is now a macro which supplies
4503 (oprintf): Use vsnprintf directly.
4504 (close_output_files): Use fatal rather than perror/exit.
4505 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4506 (main): Set progname. Don't use exit.
4507 * gengtype-yacc.y (struct_fields): Use create_field_at.
4508 (option, optionseqopt): Delete.
4509 (optionseq): Consolidate productions from option here so we
4510 can use the first argument to create_option.
4512 * gengtype-lex.l: Distinguish unions from structures in the
4513 token type. Don't call find_structure; return the tag as a string.
4514 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4515 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4516 Reorganize typedef_struct production accordingly.
4517 Use create_nested_ptr_option.
4518 * gengtype.c (create_nested_ptr_option): New function.
4519 * gengtype.h: Declare it.
4521 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4522 (string_type): Don't declare.
4523 (do_scalar_typedef): Declare.
4524 (create_scalar_type): Update prototype.
4525 * gengtype.c (string_type): Make static.
4526 (scalar_nonchar, scalar_char): New.
4527 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4528 (resolve_typedef): Use scalar_nonchar for error recovery.
4529 (create_scalar_type): Remove name_len field. Return scalar_char
4530 or scalar_nonchar as appropriate.
4531 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4533 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4535 (main): Initialize scalar_char and scalar_nonchar before calling
4537 * gengtype-lex.l: Adjust for removal of second argument to
4538 create_scalar_type. Use yylval.s instead of yylval.t when
4540 * gengtype-yacc.y: Type of SCALAR is string. Call
4541 create_scalar_type from type:SCALAR rule. Adjust for removal of
4542 second argument to create_scalar_type.
4544 * vec.h: Remove all #if IN_GENGTYPE blocks.
4545 Add comment saying that changes may require adjustments to gengtype.
4546 * gengtype.c: Don't include coretypes.h or tm.h.
4547 Add comment to inclusion of errors.h.
4548 (note_def_vec, note_def_vec_alloc): New functions.
4549 * gengtype.h: Declare new functions.
4550 * gengtype-lex.l: Don't include coretypes.h.
4551 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4553 (update_lineno): Remove unnecessary prototype.
4554 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4555 (VEC rule): Just return VEC_TOKEN.
4556 * gengtype-yacc.y (VEC_TOKEN): New token type.
4557 (type): Add a production for VEC(a,b).
4558 * Makefile.in: Update dependencies.
4560 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4561 typedefs that use the old PARAMS macro.
4563 * gengtype-lex.l: Remove all rules and states relating to yacc
4565 * gengtype-yacc.y: Similarly.
4566 * gengtype.c (note_yacc_type): Delete function.
4567 * gengtype.h: Update prototypes.
4569 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4571 * tree-pretty-print.c (dump_generic_node): Report precision of
4572 unnamed integer types.
4574 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4576 * ifcvt.c (noce_try_store_flag_constants): Don't check
4577 no_new_pseudos here.
4578 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4579 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4580 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4581 noce_try_sign_mask): Likewise.
4582 (if_convert): Check no_new_pseudos here.
4584 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4586 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4587 (noce_get_condition): Handle new then_else_reversed argument.
4588 (noce_init_if_info): Remove, fold into noce_find_if_block.
4589 (noce_process_if_block): Take a struct noce_if_info as the
4590 argument. Don't set up one based on ce_if_info. Update pointer
4591 references accordingly.
4592 (cond_move_process_if_block): Likewise.
4593 (process_if_block): Removed.
4594 (find_if_block): Removed. Move functionality two new functions,
4595 noce_find_if_block and cond_exec_find_if_block.
4596 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4597 blocks and the symmetric IF-ELSE-JOIN case.
4598 (cond_exec_find_if_block): Also new function mostly based on old
4599 find_if_block and process_if_block.
4600 (find_if_header): Replace find_if_block call with separately
4601 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4602 (find_cond_trap): Update noce_get_condition call.
4603 (dead_or_predicable): Likewise.
4605 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4607 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4609 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4610 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4611 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4612 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4613 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4614 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4615 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4616 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4617 __builtin_ia32_psrad128 builtins.
4619 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4621 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4622 * config/i386/constraints.md
4623 (define_constraint "I"): Use IN_RANGE macro.
4624 (define_constraint "J"): Ditto.
4625 (define_constraint "K"): Ditto.
4626 (define_constraint "M"): Ditto.
4627 (define_constraint "N"): Ditto.
4628 (define_constraint "O"): Ditto.
4629 * config/i386/predicates.md
4630 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4631 (define_predicate "const_0_to_3_operand"): Ditto.
4632 (define_predicate "const_0_to_7_operand"): Ditto.
4633 (define_predicate "const_0_to_15_operand"): Ditto.
4634 (define_predicate "const_0_to_63_operand"): Ditto.
4635 (define_predicate "const_0_to_255_operand"): Ditto.
4636 (define_predicate "const_1_to_31_operand"): Ditto.
4637 (define_predicate "const_2_to_3_operand"): Ditto.
4638 (define_predicate "const_4_to_7_operand"): Ditto.
4640 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4642 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4643 in SImode for save_world.
4644 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4647 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4649 PR tree-optimization/30784
4650 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4653 2007-03-25 Revital Eres <eres@il.ibm.com>
4655 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4656 Fold movement_possibility function into it.
4658 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4660 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4661 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4662 (call_indirect_nonlocal_darwin64): Same.
4663 (call_nonlocal_darwin64): Same.
4664 (call_value_indirect_nonlocal_darwin64): Same.
4665 (call_value_nonlocal_darwin64): Same.
4666 (sibcall_nonlocal_darwin64): Same.
4667 (sibcall_value_nonlocal_darwin64): Same.
4668 (sibcall_symbolic_64): Same.
4669 (sibcall_value_symbolic_64): Same.
4670 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4672 (rs6000_emit_load_toc_table): Same.
4673 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4674 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4680 (load_toc_v4_pic_si): Same
4681 (load_toc_v4_PIC_1): Same.
4682 (load_toc_v4_PIC_1b): Same.
4683 (call_indirect_aix{32,64}): Same.
4684 (call_value_indirect_aix{32,64}): Same.
4687 (call_local{32,64}): Same.
4688 (call_value_local{32,64}): Same.
4689 (call_indirect_nonlocal_aix{32,64}): Same.
4690 (call_nonlocal_aix{32,64}): Same.
4691 (call_value_indirect_nonlocal_aix{32,64}): Same.
4692 (call_value_nonlocal_aix{32,64}): Same.
4693 (call_indirect_nonlocal_sysv<mode>): Same.
4694 (call_nonlocal_sysv<mode>): Same.
4695 (call_value_indirect_nonlocal_sysv<mode>): Same.
4696 (call_value_nonlocal_sysv<mode>): Same.
4698 (sibcall_local{32,64}): Same.
4699 (sibcall_value_local{32,64}): Same.
4700 (sibcall_nonlocal_aix{32,64}): Same.
4701 (sibcall_value_nonlocal_aix{32,64}): Same.
4702 (sibcall_nonlocal_sysv<mode>): Same.
4703 (sibcall_value): Same.
4704 (sibcall_value_nonlocal_sysv<mode>): Same.
4706 2007-03-24 Paul Brook <paul@codesourcery.com>
4708 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4709 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4711 2007-03-24 Richard Henderson <rth@redhat.com>
4713 * config/ia64/constraints.md: New file.
4714 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4715 satisfies_constraint_?.
4716 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4717 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4718 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4719 ia64_output_mi_thunk): Likewise.
4720 (ia64_const_ok_for_letter_p): Remove.
4721 (ia64_const_double_ok_for_letter_p): Remove.
4722 (ia64_extra_constraint): Remove.
4723 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4724 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4725 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4726 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4727 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4728 EXTRA_MEMORY_CONSTRAINT): Remove.
4729 * config/ia64/ia64.md: Include constriants.md. Replace
4730 CONST_OK_FOR_? with satisfies_constraint_?.
4732 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4733 H.J. Lu <hongjiu.lu@intel.com>
4735 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4737 (name macros): Use DPD_BID_NAME to convert names properly.
4739 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4740 decimal floating point format.
4741 (init_floating_libfuncs): Change decimal functions so that they
4742 have a "bid_" prefix if the decimal system uses the BID format,
4743 and "dpd_" prefix if the decimal system uses the DPD format.
4744 (init_interclass_conv_libfuncs): Ditto.
4745 (init_intraclass_conv_libfuncs): Ditto.
4747 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4748 using the BID format.
4750 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4751 whether we are using the BID decimal format.
4752 * configure: Regenerate.
4754 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4755 the compiler has decimal floating point enabled. Define
4756 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4759 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4760 using the BID format.
4762 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4763 whether we are using the BID decimal format.
4764 * configure: Regenerate.
4766 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4767 the compiler has decimal floating point enabled. Define
4768 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4771 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4772 options, and that it is enabled for i386/x86_64 systems.
4774 * Makefile.in (enable_decimal_float): New.
4776 (DECNUMINC): Add -I$(DECNUMFMT).
4777 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4778 to $(DECNUMFMT) from $(DECNUM).
4780 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4781 Substitute enable_decimal_float.
4782 * configure: Regenerated.
4785 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4788 * configure.ac: Enable decimal float for x86_64-*-linux*.
4789 * configure: Regenerated.
4792 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4793 decimal128ClearSign to flip and clear the sign bit in decimal128.
4794 (decimal_real_maxval): Set decimal128SetSign to set the sign
4797 2007-03-23 Ian Lance Taylor <iant@google.com>
4799 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4801 2007-03-23 Ian Lance Taylor <iant@google.com>
4803 * tree-dump.c (dump_files): Correct comment.
4805 2007-03-23 Ian Lance Taylor <iant@google.com>
4807 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4809 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4811 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4812 in cfglayout mode. Don't go into and out of cfglayout mode.
4813 Link the blocks in the order of the constructed traces.
4814 (rest_of_handle_tracer): Adjust call to tracer.
4815 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4816 Don't go into cfglayout mode.
4817 (rtl_loop_done): Don't go out of cfglayout mode.
4818 * cfglayout.c (relink_block_chain): New function, split out from...
4819 (fixup_reorder_chain): ...here. Remove redundant checking.
4820 (cfg_layout_finalize): Don't clear the header, footer, and aux
4821 fields here, move the code to do so to relink_block_chain. Likewise
4822 for free_original_copy_tables.
4823 * rtl.h (tracer): Update prototype.
4824 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4825 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4826 mode. Use relink_block_chain to serialize the CFG according to the
4827 new basic block order. Move targetm.cannot_modify_jumps_p check from
4829 (gate_handle_reorder_blocks): ...to here.
4830 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4832 (gate_duplicate_computed_gotos): ...to here.
4833 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4834 something always changes when going into and out of cfglayout mode.
4835 Perform an expensive cfg cleanup while going into cfglayout mode.
4836 Always update liveness information on HAVE_conditional_execution
4837 targets. Reserialize the basic blocks and go out of cfglayout mode.
4838 * reg-stack.c: Include cfglayout.h.
4839 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4840 the call to reorder_basic_blocks.
4841 * basic-block.h (reorder_basic_blocks): Update prototype.
4842 (relink_block_chain): New prototype.
4843 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4845 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4847 * config/mips/mips.md (type, hazard, *movdi_32bit,
4848 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4849 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4850 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4851 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4852 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4854 (movcc): Change first xfer to multi.
4855 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4856 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4857 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4858 config/mips/generic.md: Change reservations using "xfer" to use
4860 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4861 using match_operand.
4862 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4863 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4865 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4867 2007-03-22 Richard Henderson <rth@redhat.com>
4869 * config/i386/i386.c: Remove unnecessary function declarations.
4870 Move targetm definition, and all related macros, to the end of
4871 the file. Resort some functions to put definitions before uses.
4872 (ix86_attribute_table): Make static. Move to end of file.
4873 (ix86_gimplify_va_arg): Make static.
4875 2007-03-22 Richard Henderson <rth@redhat.com>
4877 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4878 don't increase local_regparm with force_align_arg_pointer check.
4879 (ix86_function_sseregparm): Assert 32-bit.
4880 (type_has_variadic_args_p): New.
4881 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4882 type_has_variadic_args_p.
4883 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4884 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4885 use memset instead. Do maybe_vaarg check first; skip attribute
4886 tests if true; skip attribute tests for 64-bit.
4887 (construct_container): Remove TARGET_DEBUG_ARG.
4888 (function_arg_advance_32, function_arg_advance_64): Split out ...
4889 (function_arg_advance): ... from here.
4890 (function_arg_32, function_arg_64): Split out ...
4891 (function_arg): ... from here.
4892 (ix86_pass_by_reference): Tidy.
4893 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4894 (function_value_32): New, from parts of ix86_function_value
4895 and ix86_value_regno.
4896 (function_value_64): New, from parts of ix86_function_value
4897 and ix86_libcall_value.
4898 (ix86_function_value_1): New.
4899 (ix86_function_value, ix86_libcall_value): Use it.
4900 (return_in_memory_32, return_in_memory_64): Split out ...
4901 (ix86_return_in_memory): ... from here.
4902 (ix86_struct_value_rtx): Skip for 64-bit.
4903 (ix86_libcall_value, ix86_value_regno): Remove.
4904 (setup_incoming_varargs_64): Split out ...
4905 (ix86_setup_incoming_varargs): ... from here.
4906 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4907 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4908 * config/i386/i386-protos.h (ix86_function_value): Remove.
4909 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4911 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4914 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4915 infinities not supported, otherwise emit warning if -Woverflow. On
4916 underflow, emit warning if -Woverflow.
4917 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4919 * real.h (real_from_string): Update declaration
4921 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4922 Richard Henderson <rth@redhat.com>
4924 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4925 * calls.c (compute_argument_block_size, expand_call,
4926 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4927 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4928 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4929 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4930 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4931 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4932 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4933 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4936 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4938 * c-incpath.c (add_sysroot_to_chain): New.
4939 (merge_include_chains): Add sysroot argument. Call
4940 add_sysroot_to_chain if sysrooted.
4941 (register_include_chains): Update call to merge_include_chains.
4942 * doc/cppopts.texi: Document use of '=' in include directory
4945 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4948 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4949 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4950 insn pattern using X87MODEF12 mode macro.
4952 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4954 * regmove.c (regmove_optimize): Use reg_mentioned_p
4955 instead of reg_overlap_mentioned_p for DST.
4957 2007-03-21 Mike Stump <mrs@apple.com>
4959 * c.opt: Fixup for Objective-C/C++.
4961 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4963 * explow.c (convert_memory_address): Fold memory reference when
4964 POINTERS_EXTEND_UNSIGNED < 0
4966 2007-03-21 Richard Henderson <rth@redhat.com>
4969 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4970 * config/i386/mmintrin.h (__m64): Likewise.
4971 * config/i386/xmmintrin.h (__m128): Likewise.
4973 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4975 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4976 (VXWORKS_OS_CPP_BUILTINS): Define.
4977 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4978 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4980 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4982 * rtl.h (constant_pool_reference_p): Delete.
4983 (find_constant_src): Declare.
4984 * rtlanal.c (find_constant_src): New function.
4985 * simplify-rtx.c (constant_pool_reference_p): Delete.
4986 * config/i386/i386.md: Use find_constant_src instead of
4987 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4989 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4991 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4992 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4994 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4996 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4997 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4998 (arm_elf_asm_constructor): Use it.
4999 (arm_elf_asm_destructor): New function.
5001 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5003 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5005 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5007 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5009 2007-03-19 Andrew Haley <aph@redhat.com>
5011 PR tree-optimization/31264
5012 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5015 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5017 PR rtl-optimization/30907
5018 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5019 (fwprop_init): Always call loop_optimizer_initialize.
5020 (fwprop_done): Always call loop_optimizer_finalize.
5021 (fwprop): We always have loop info now.
5022 (gate_fwprop_addr): Remove.
5023 (pass_fwprop_addr): Use gate_fwprop as gate.
5025 PR rtl-optimization/30841
5026 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5027 df_chain_alloc): Call df_reorganize_refs unconditionally.
5028 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5029 refs_organized to refs_organized_size.
5030 (df_ref_create_structure): Use refs_organized_size instead of
5031 bitmap_size if refs had been organized, and keep refs_organized_size
5033 * df.h (struct df_ref_info): Change refs_organized to
5034 refs_organized_size.
5035 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5038 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5040 * except.c (output_function_exception_table): Do not reference the
5041 EH personality routine for functions that do not require an
5044 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5047 * c-typeck.c (convert_for_assignment): Call comptypes for
5048 RECORD_TYPE or UNION_TYPE.
5051 * reload1.c (reload): Do invalid ASM checking after
5052 cleanup_subreg_operands.
5054 2007-03-19 Jeff Law <law@redhat.com>
5056 * tree-cfg.c (find_taken_edge): Tighten conditions for
5057 optimizing computed gotos.
5059 2007-03-19 Michael Matz <matz@suse.de>
5061 * builtins.c (expand_builtin_sync_operation,
5062 expand_builtin_compare_and_swap,
5063 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5066 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5067 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5070 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5072 * doc/tm.texi: Add brackets around the return type of
5073 TARGET_SECONDARY_RELOAD.
5075 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5076 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/31254
5079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5080 Use handled_component_p () where appropriate. Continue
5081 propagating into the rhs if we propagated into an INDIRECT_REF
5084 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5086 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5087 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5088 (xde, xdee): Mode attributes adjusted to support DFP modes.
5089 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5090 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5091 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5092 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5093 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5094 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5095 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5097 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5098 "movsf"): Insn definitions removed.
5099 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5100 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5101 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5103 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5104 "reload_in<mode>", "reload_out<mode>"): Expander added.
5105 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5110 * config/s390/s390.md: Only non-functional changes. Renamed
5111 FPR mode macro to BFP all over the file.
5113 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5115 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5116 (op_type attribute): RRF instruction type added.
5117 (fT0): New mode attribute.
5118 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5119 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5120 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5121 no secondary memory is needed when moving DFmode values between GPRs
5124 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5126 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5127 inverted and documentation adjusted.
5128 ("mhard-dfp", "msoft-dfp"): New options.
5129 * config/s390/s390.c (s390_handle_arch_option): New architecture
5131 (override_options): Sanity checks for the new options added.
5132 * config.gcc: New architecture switch: z9-ec.
5133 * config/s390/s390.h (processor_flags): PF_DFP added.
5134 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5135 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5136 when the bit is NOT set so remove it from the defaults.
5138 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5140 * genemit.c (main): Print include statement for dfp.h.
5141 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5144 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5146 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5148 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5151 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5154 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5156 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5157 attr_length_call, output_call, output_indirect_call): Cleanup
5158 formatting of targetm calls.
5160 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5162 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5164 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5166 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5167 reservation, bypass and anti-bypass descriptions for these instructions.
5168 Update move patterns.
5169 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5172 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5174 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5175 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5176 (get_initial_def_for_reduction): Likewise.
5178 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5180 Fix PR tree-optimization/29922
5181 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5182 (get_representative): Removed.
5183 (value_dies_in_block_x): Update for rvuse removal.
5184 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
5185 (compute_antic_aux): Handle when PHI nodes appear in
5186 non-single-successors.
5187 (dump_bitmap_of_names): Removed.
5188 (compute_antic_safe): Renamed and removed rvuse calculation.
5189 Calculate only antic safe.
5190 (insert_into_preds_of_block): Remove assert.
5191 (execute_pre): Update for renamed functions.
5192 (defer_or_phi_translate_block): New function.
5194 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5196 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
5197 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
5199 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
5200 Follow spelling conventions.
5202 * tree-data-ref.h: Remove the prototype for analyze_array.
5204 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
5206 PR tree-optimization/31041
5207 * tree-vect-transform.c (get_initial_def_for_induction): Call
5208 force_gimple_operand.
5210 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
5212 * ipa-type-escape.c (look_for_casts) : Revert code to use
5213 handled_component_p due to ada test a-numaux.adb.
5215 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5217 * final.c (final_scan_insn): Alter the condition of a
5218 conditional trap if we have nonstandard CC.
5220 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5222 * configure.ac: Remove excess quoting from asm line 0 test.
5223 * configure: Rebuilt.
5225 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5227 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5228 * c-common.c (convert_and_check): Move warning logic to...
5229 (warnings_for_convert_and_check): ...here. Define.
5230 * c-common.h (warnings_for_convert_and_check): Declare.
5232 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5234 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5235 (output_call): Likewise.
5237 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5239 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5241 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5243 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5245 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5247 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5248 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5250 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5252 PR tree-optimization/31183
5253 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5254 Use double_int instead of unsigned int for representing access_strides.
5255 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5257 2007-03-16 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/31146
5260 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5261 to allow recursion of forward_propagate_addr_expr.
5262 (forward_propagate_addr_into_variable_array_index): Likewise.
5263 (forward_propagate_addr_expr): Likewise.
5264 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5265 (forward_propagate_addr_expr_1): Recurse on simple copies
5266 instead of propagating into them. Do so for useless conversions
5268 (forward_propagate_addr_expr): Clean up unused statements after
5271 2007-03-16 Richard Guenther <rguenther@suse.de>
5273 * builtins.c (expand_builtin_cexpi): Use the right argument
5274 for the expansion via cexp.
5276 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5278 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5279 * configure: Rebuilt.
5281 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5284 * dwarf2out.c (force_type_die): Adjust comment.
5285 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5287 2007-03-15 DJ Delorie <dj@redhat.com>
5289 * config/frv/predicates.md (minmax_operator): Don't check operands
5292 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5294 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5295 Update constant estimates of number of iterations.
5296 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5297 argument renamed to "realistic".
5298 (compute_estimated_nb_iterations): Removed.
5299 (record_niter_bound): New function.
5300 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5301 call record_nonwrapping_iv with upper = false.
5302 (infer_loop_bounds_from_signedness): Pass upper argument to
5303 record_nonwrapping_iv.
5304 (estimate_numbers_of_iterations_loop): Do not call
5305 compute_estimated_nb_iterations. Record estimate based on profile
5306 information. Initialize the constant estimates of number of
5308 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5310 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5311 number of iterations is too small.
5312 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5313 (EST_NOT_AVAILABLE): Removed.
5314 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5315 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5318 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5320 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5321 Handle NE_EXPR guards.
5323 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5326 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5327 Set also -pedantic-errors by default for the preprocessor unless
5328 -fpermissive is given.
5330 2007-03-15 Richard Guenther <rguenther@suse.de>
5334 * builtins.c (expand_builtin_cexpi): As a fallback if we
5335 don't have builtins for sincos or cexp create a function
5336 declaration for cexp and expand to a call to that.
5337 (expand_builtin_int_roundingfn): Always fall
5338 back to floor/ceil and its variants even if they may be
5341 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5344 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5345 jump tables, move the call to delete_dead_jumptables from here...
5346 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5347 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5348 don't allow merging of blocks that try_redirect_by_replacing_jump
5349 also does not handle when not optimizing.
5351 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5352 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5354 * config/i386/i386.md (x86_sahf_1): Correctly handle
5357 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5360 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5361 x86_64_general_operand as operand[2] predicate. Remove "iF"
5362 from operand constraints and use "e" constraint instead.
5363 (*subti3_1, *subti3_1 splitter): Ditto.
5364 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5365 operand[1] predicate.
5367 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5369 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5370 arrays, multiply the access strides by the size of the sub-array.
5371 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5373 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5375 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5376 the configured assembler supports the sahf mnemonic.
5377 * configure: Regenerate.
5378 * config.in: Regenerate.
5380 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5381 emit "sahf" or ".byte\t0x9e" as asm template.
5383 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5386 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5387 option to replace hard coded TARGET_xxx in md file.
5388 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5389 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5390 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5391 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5392 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5393 (X86_TUNE_NOT_VECTORMODE): Ditto.
5394 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5395 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5396 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5397 (TUNE_SLOW_IMUL_IMM8): Ditto.
5398 (TUNE_MOVE_M1_VIA_OR): Ditto.
5399 (TUNE_NOT_UNPAIRABLE): Ditto.
5400 (TUNE_NOT_VECTORMODE): Ditto.
5402 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5405 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5406 tuning options instead of hard coded TARGET_xxx.
5407 (fix ssemode peephole2's): Ditto.
5408 (imul peephole2's): Ditto.
5410 (movdi_or_rex64): Ditto.
5411 (move peephole2): Ditto.
5412 (not peephole2's): Ditto.
5414 2007-03-14 Dirk Mueller <dmueller@suse.de>
5416 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5417 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5418 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5420 * c-parser.c (c_parser_do_statement): Warn about empty body in
5422 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5423 * doc/invoke.texi (-Wempty-body): Update documentation.
5425 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5428 * c-common.h (warn_for_div_by_zero): Declare.
5429 * c-common.c (warn_for_div_by_zero): Define.
5430 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5433 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5435 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5436 to PREFIX and STANDARD_PREFIX.
5438 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5439 Phil Edwards <phil@codesourcery.com>
5441 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5442 (__gthread_once_t): Remove busy field for RTPs.
5443 (__GTHREAD_ONCE_INIT): Update accordingly.
5445 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5447 * doc/invoke.texi: Document VxWorks options.
5449 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5451 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5453 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5455 PR tree-optimization/30590
5456 * tree-nrv.c (tree_nrv): Check for the partial update of the
5459 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5461 * flags.h (flag_random_seed): Remove declaration, in favor of...
5462 * toplev.h (get_random_seed, set_random_seed): ... these.
5463 * tree.c (get_file_function_name): Use the former.
5464 * opts.c (common_handle_option): Use the latter.
5467 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5470 * cse.c (cse_find_path): Do not bail out if a basic block that
5471 we already visited now becomes part of a path that starts at a
5472 different basic block. Just disallow this, to make sure we
5473 visit each basic block at most once.
5475 2007-03-13 Jan Hubicka <jh@suse.cz>
5477 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5478 when profile esitmate is present, calls with very low frequency are
5481 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5483 PR tree-optimization/30730
5484 PR tree-optimization/26900
5485 * tree-ssa-loop-niter.c: Include gmp.h.
5487 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5488 split_to_var_and_offset, determine_value_range,
5489 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5490 bound_difference, bounds_add, bounds_negate,
5491 number_of_iterations_ne_max, dump_affine_iv): New functions.
5492 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5493 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5494 difference of initial and final value of control iv to validate
5496 (number_of_iterations_cond): Add loop parameter. Determine bounds
5497 on the difference of the extremes of the control iv. Add dumps.
5498 (expand_simple_operations): Handle phi nodes.
5499 (simplify_using_initial_conditions): Do not record used conditions.
5500 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5501 Do not set additional_info.
5502 (implies_nonnegative_p, implies_ge_p): Removed.
5503 (derive_constant_upper_bound): Do not use parameter `additional'.
5504 (record_estimate): Parameter `additional' removed. Parameter
5505 `i_bound' added. Do not call derive_constant_upper_bound.
5506 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5507 bound the number of iterations estimate.
5508 (estimate_numbers_of_iterations_loop): Pass the estimate from
5509 the number of iterations analysis to record_estimate.
5510 * tree.h (multiple_of_p): Declare.
5511 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5512 (scev_const_prop): Do not check expression_expensive_p.
5513 * fold-const.c (multiple_of_p): Exported.
5514 * double-int.c (double_int_mask): Exported.
5515 * double-int.h (double_int_mask): Declare.
5516 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5517 field. Added max field.
5519 2007-03-13 David Taylor <taylor@candd.org>
5522 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5525 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5528 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5529 two unamed patterns.
5531 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.opt (mcx16, msahf): New options.
5534 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5535 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5537 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5538 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5539 Output -mcx16 and -msahf options when corresponding bit is set.
5541 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5544 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5546 * configure.ac: Test for assembler tolerance to # 0 "".
5547 * configure, config.in: Rebuilt.
5548 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5550 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5552 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5554 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5555 (handle_syscall): Handle direct system calls.
5556 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5558 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5560 * doc/invoke.texi: Fix cpp.info cross-reference.
5561 * doc/passes.texi: Fix gcc.info cross-reference.
5563 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5565 PR tree-optimization/30835
5566 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5567 bb_for_stmt is not NULL before accessing it.
5569 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5571 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5574 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5577 * doc/install.texi: Document --enable-stage1-languages
5579 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5581 * tree-pass.h (pass_into_cfg_layout_mode,
5582 pass_outof_cfg_layout_mode): Declare.
5583 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5584 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5585 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5586 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5588 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5590 * c-decl.c (warn_variable_length_array): New function.
5591 Refactored from grokdeclarator to handle warn_vla
5592 and handle unnamed array case.
5593 (grokdeclarator): Refactored VLA warning case.
5594 * c.opt (Wvla): New flag.
5595 * doc/invoke.texi (Wvla): New warning.
5597 2007-03-12 Richard Henderson <rth@redhat.com>
5599 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5600 (TARGET_SECTION_TYPE_FLAGS): New.
5602 2007-03-12 Richard Henderson <rth@redhat.com>
5604 * config/darwin.c (machopic_reloc_rw_mask): New.
5605 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5606 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5608 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5610 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5611 * cppdefault.h (cpp_PREFIX): Document.
5612 (cpp_PREFIX_len): Likewise.
5613 (cpp_EXEC_PREFIX): New variable.
5614 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5615 * c-incpath.c (add_standard_paths): Correct logic for relocating
5616 paths within prefix.
5618 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5620 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5621 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5623 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5624 fix_truncdfdi_sse using SSEMODEF mode macro.
5625 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5626 fix_truncdfsi_sse using SSEMODEF mode macro.
5627 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5628 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5630 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5632 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5635 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5637 * tree.h : Add multiple_of_p declaration.
5638 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5639 * ipa-type-escape.c (results_of_malloc): Redundant.
5640 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5641 (cast_type): Extended with new members.
5642 (check_cast): Returns cast_type.
5643 (cast): New structure for data of walk_use_def_chains.
5644 (is_malloc_result, is_cast_from_non_pointer_1,
5645 is_cast_from_non_pointer,
5646 is_array_access_through_pointer_and_index): New functions.
5647 (look_for_casts): Returns cast types.
5648 (check_call): Returns void.
5649 (okay_pointer_operation): Use support of pointer plus index,
5650 pointer plus constant and allow all multiplications.
5652 2007-03-11 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/31115
5655 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5656 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5657 A shift count of zero is not special as with *_DIV_EXPR.
5658 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5661 2007-03-11 Ian Lance Taylor <iant@google.com>
5663 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5664 the *_DIV_EXPR codes correctly with overflow infinities.
5666 2007-03-11 Ira Rosen <irar@il.ibm.com>
5668 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5669 indicate success/failure of the analysis. Add negation to subtrahend
5670 in case of subtraction. Fail if both operands contain constants.
5671 (create_data_ref): Fail if analyze_offset fails.
5673 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5675 * config/i386/i386.md (frndintxf2): Rename to ...
5676 (rintxf2): ... this. Remove expander having same name.
5677 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5678 (roundsf2, rounddf2): Ditto.
5679 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5680 (lround<mode>di2, lround<mode>si2): Ditto.
5682 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5684 * lower-subreg.c: Include except.h.
5685 (decompose_multiword_subregs): Verify that the only control flow
5686 insns we can split are loads to multi-words pseudos.
5687 Handle breaking such blocks after splitting, instead of calling
5688 find_many_sub_basic_blocks.
5690 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5691 on the new basic block. Add a lengthy comment explaining why we
5692 thought this was necessary.
5693 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5695 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5698 * tree.c (walk_type_fields): Recurse into the element type of
5699 ARRAY_TYPEs if there is a pointer set.
5701 2007-03-10 Dirk Mueller <dmueller@suse.de>
5703 * c-common.c (warn_logical_operator): Fix condition.
5705 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5707 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5709 * config/darwin.c (machopic_select_section): Remove superfluous
5710 argument in call to categorize_decl_for_section. Remove unused
5713 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5715 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5717 * configure: Regenerate.
5719 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5722 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5723 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5724 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5725 Add LABEL_NUSES to emitted label.
5726 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5727 branch probability value to emitted jump insn.
5728 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5729 Do not check life information and do not re-arrange input operands
5730 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5732 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5734 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5735 the change of decode_asm_operands.
5737 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * mode-switching.c (create_pre_exit): Skip blockage insn.
5741 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5743 * tree-pass.h (TODO_update_smt_usage): Remove.
5745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5749 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5751 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5752 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5753 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5756 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5758 * gcc.c: Document %{, in big comment at top.
5759 (input_suffix_matches): Remove special handling for .s and
5761 (input_spec_matches): New.
5762 (handle_braces): Handle %{,.
5763 (validate_switches): ',' indicates a value which is not a switch.
5764 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5765 to detect assembler input.
5766 * config/i386/sol2.h (CPP_SPEC): Likewise.
5767 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5768 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5769 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5770 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5771 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5772 -m64 causes deployment target to default to 10.5.
5773 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5775 2007-03-09 Richard Henderson <rth@redhat.com>
5778 * target.h (targetm.asm.out.reloc_rw_mask): New.
5779 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5780 (TARGET_ASM_OUT): Use it.
5781 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5782 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5783 use the new reloc_rw_mask target hook instead.
5784 (default_section_type_flags_1): Merge into...
5785 (default_section_type_flags): ... here.
5786 (decl_readonly_section_1): Merge into...
5787 (decl_readonly_section): ... here.
5788 (default_elf_select_section_1): Merge into...
5789 (default_elf_select_section): ... here.
5790 (default_unique_section_1): Merge into...
5791 (default_unique_section): ... here.
5792 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5793 (default_select_rtx_section): Use it.
5794 (default_elf_select_rtx_section): Likewise.
5795 * output.h: Update to match.
5796 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5797 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5798 (TARGET_ASM_RELOC_RW_MASK): New.
5799 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5800 to categorize_decl_for_section.
5801 (x86_64_elf_unique_section): Likewise.
5802 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5803 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5804 (TARGET_ASM_RELOC_RW_MASK): New.
5805 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5806 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5807 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5808 (TARGET_RWRELOC): Remove.
5809 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5810 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5811 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5812 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5813 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5814 (rs6000_xcoff_select_section): Use decl_readonly_section.
5815 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5816 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5817 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5818 (TARGET_SECTION_TYPE_FLAGS): Remove.
5819 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5821 2007-03-09 Roger Sayle <roger@eyesopen.com>
5823 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5824 complex constant equality/inequality comparisons for here.
5825 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5826 known at compile-time or can be simplified to a scalar comparison.
5827 (fold_relational_const): Move compile-time evaluation of complex
5828 constant equality/inequality comparisons to here.
5830 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5832 PR rtl-optimization/30643
5833 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5835 (fold_rtx): Recurse, like before 2006-11-03.
5837 2007-03-09 DJ Delorie <dj@redhat.com>
5839 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5842 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5844 PR tree-optimization/30375
5845 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5846 LHS of statements is not the same.
5847 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5849 2007-03-09 Chao-ying Fu <fu@mips.com>
5851 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5853 * doc/invoke.texi (-mdspr2): Document new option.
5854 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5855 New unspec for DSP REV 2.
5856 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5857 these instructions are extended in DSP REV 2.
5858 (mips-dspr2.md): Include.
5859 * config/mips/mips.opt (mdspr2): New option.
5860 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5861 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5862 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5863 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5864 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5865 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5866 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5868 (bdesc_map): Add one field of unsupported_target_flags.
5869 (bdesc_arrays): Update entries to have extra fields. Add
5871 (mips_init_builtins): Initialize new function types.
5872 Check unsupported_target_fileds to filter out builtins.
5873 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5875 (ASM_SPEC): Pass mdspr2 to the assembler.
5876 * config/mips/mips-dspr2.md: New file.
5878 2007-03-09 Sa Liu <saliu@de.ibm.com>
5880 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5882 2007-03-09 Ian Lance Taylor <iant@google.com>
5884 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5885 argument) like -Wstrict-overflow=2.
5886 * doc/invoke.texi (Warning Options): Update documentation.
5888 2007-03-09 Dirk Mueller <dmueller@suse.de>
5891 * doc/invoke.texi (-Wlogical-op): Document.
5892 * common.opt (-Wlogical-op): New.
5893 * c-common.h (warn_logical_operator): Declare.
5894 * c-common.c (warn_logical_operator): Define.
5895 * c-typeck.c (parser_build_binary_op): Call
5896 warn_logical_operator.
5898 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5900 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5901 * final.c (final_scan_insn): Test for non-"" file name.
5903 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5905 * doc/loop.texi: Document the Omega linear constraints solver.
5906 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5907 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5908 omega-hash-table-size, omega-max-keys, and
5909 omega-eliminate-redundant-constraints.
5910 * tree-pass.h (pass_check_data_deps): Declared.
5913 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5914 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5915 pass_check_data_deps): New.
5916 * tree-data-ref.c (init_data_ref): Remove declaration.
5917 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5918 (analyze_array): Renamed init_array_ref, move up initializations.
5919 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5920 Removed arguments that are set to NULL.
5921 (analyze_indirect_ref): Correct indentation, correct call to
5923 (object_analysis): Call init_array_ref instead of analyze_array.
5924 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5925 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5926 of DR_ACCESS_FNS_ADDR.
5927 (init_omega_eq_with_af, omega_extract_distance_vectors,
5928 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5929 ddr_consistent_p): New.
5930 (compute_affine_dependence): Check consistency of ddrs when
5931 flag_check_data_deps is passed.
5932 (analyze_all_data_dependences): Uncomment.
5933 (tree_check_data_deps): New.
5934 * tree-data-ref.h: Include omega.h.
5935 (DR_ACCESS_FNS_ADDR): Removed.
5936 (data_dependence_relation): Add inner_loop.
5937 (DDR_INNER_LOOP): New.
5938 * common.opt (fcheck-data-deps): New.
5939 * tree-flow.h (tree_check_data_deps): Declare.
5940 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5941 (OBJS-common): Depend on omega.o.
5943 * passes.c (pass_check_data_deps): Scheduled.
5944 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5945 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5946 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5947 PARAM_VECT_MAX_VERSION_CHECKS,
5948 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5950 2007-03-09 Richard Guenther <rguenther@suse.de>
5952 PR tree-optimization/30904
5954 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5955 the same way as *_DIV_EXPR.
5957 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5959 * recog.c (decode_asm_operands): No mixed declarations and code.
5961 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5963 * rtl.def (ASM_INPUT): Add location.
5964 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5965 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5966 (decode_asm_operands): Add loc operand.
5967 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5968 * stmt.c (expand_asm): Rename to...
5969 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5970 gen_rtx_ASM_INPUT_loc.
5971 (expand_asm_expr): Adjust.
5972 * recog.c (decode_asm_operands): Add loc operand.
5973 (check_asm_operands, extract_insn): Adjust.
5974 * reload1.c (maybe_fix_stack_asms): Likewise.
5975 * final.c (asm_insn_count): Likewise.
5976 (final_scan_insn): Output # line before and after asm.
5978 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5980 * tree-ssa-structalias.c (variable_info): Remove
5982 (new_var_info): Ditto.
5983 (shared_bitmap_info_t): New structure.
5984 (shared_bitmap_table): New variable.
5985 (shared_bitmap_hash): New function.
5986 (shared_bitmap_eq): Ditto
5987 (shared_bitmap_lookup): Ditto.
5988 (shared_bitmap_add): Ditto.
5989 (merge_smts_into): Change to take bitmap directly.
5990 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5991 (init_alias_vars): Init shared bitmap hashtable.
5992 (delete_points_to_sets): Delete shared bitmap hashtable.
5993 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5994 is_aliased removal as a change that was still necessary was
5997 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5999 * config/i386/i386.h (override_options): Conditionally disable
6000 x86_sahf for 64bit targets only.
6002 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6005 * c-decl.c (merge_decls): Don't call make_var_volatile.
6006 * varasm.c (make_var_volatile): Remove.
6007 * output.h (make_var_volatile): Remove.
6009 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6011 PR tree-optimization/31085
6012 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6014 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6016 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6017 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6018 ATTR_CONST_NOTHROW_LIST.
6020 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6023 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6025 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6027 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6030 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6032 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6033 passed, use shared libgcc.
6035 2007-03-08 Roger Sayle <roger@eyesopen.com>
6037 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6038 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6039 (honor_protect_cleanup_actions, lower_try_finally_switch):
6041 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6042 ifc_temp_var): Likewise.
6043 * tree-inline.c (setup_one_parameter): Likewise.
6044 * tree-mudflap.c (mf_decl_cache_locals,
6045 mf_build_check_statement_for): Likewise.
6046 * tree-nested.c (init_tmp_var, save_tmp_var,
6047 finalize_nesting_tree_1): Likewise.
6048 * tree-outof-ssa.c (insert_copy_on_edge,
6049 insert_backedge_copies): Likewise.
6050 * tree-profile.c (tree_gen_edge_profiler,
6051 tree_gen_ic_profiler): Likewise.
6052 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6053 * tree-sra.c (sra_build_assignment): Likewise.
6054 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6055 * tree-ssa-math-opts.c (insert_reciprocals,
6056 execute_cse_sincos_1): Likewise.
6057 * tree-tailcall.c (adjust_accumulator_values,
6058 adjust_return_value): Likewise.
6059 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6060 * tree-vect-transform.c (vect_create_data_ref_ptr,
6061 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6062 vect_create_epilog_for_reduction, vectorizable_reduction,
6063 vectorizable_call, vectorizable_conversion,
6064 vectorizable_assignment, vectorizable_operation,
6065 vectorizable_type_demotion, vect_gen_widened_results_half,
6066 vect_permute_store_chain, vectorizable_store,
6067 vect_setup_realignment, vect_permute_load_chain,
6068 vectorizable_load, vectorizable_condition,
6069 vect_create_cond_for_align_checks): Likewise.
6070 * tree-vrp.c (build_assert_expr_for): Likewise.
6072 2007-03-08 Ian Lance Taylor <iant@google.com>
6074 * tree-vrp.c: Include "intl.h".
6075 (usable_range_p): New static function.
6076 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6077 overflowed values, juts set *strict_overflow_p.
6078 (compare_values): Only return -2 if one of the operands is not a
6080 (compare_ranges): Call usable_range_p.
6081 (compare_range_with_value): Likewise.
6082 (vrp_evaluate_conditional_warnv): Rename from
6083 vrp_evaluate_conditional. Make static. Change all callers.
6084 (vrp_evaluate_conditional): New function.
6085 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6087 (simplify_abs_using_ranges): Likewise.
6088 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6089 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6090 within_stmt parameter.
6091 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6092 vrp_evaluate_conditional.
6093 * tree-ssa-threadedge.c
6094 (record_temporary_equivalences_from_stmts_at_dest): Change
6095 simplify parameter to take a second tree parameter.
6096 (simplify_control_stmt_condition): Likewise.
6097 (thread_across_edge): Likewise.
6098 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6099 (thread_across_edge): Likewise.
6100 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6102 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6104 * config/i386/i386.h (TARGET_SAHF): New define.
6105 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6106 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6107 (x86_sahf): New global variable.
6108 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6109 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6110 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6111 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6113 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6114 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6115 when expanding fcomi/sahf based tests.
6116 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6117 expanding sahf based alternative. Emit sahf based sequence when
6118 optimizing for code size.
6119 * config/i386/i386.md (x86_sahf_1): Do not disable for
6120 TARGET_64BIT, enable for TARGET_SAHF.
6122 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6124 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6125 spurious whitespace from error message.
6127 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6130 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6132 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6134 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6136 * tree-sra.c (instantiate_element): Propagate disabled warnings
6137 from the element itself to the created variable.
6139 2007-03-07 Richard Henderson <rth@redhat.com>
6142 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6143 silently fix up the stack in the case of a missing register.
6145 2007-03-07 Paul Brook <paul@codesourcery.com>
6147 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6149 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6151 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6153 (phase1_vrs): Use them.
6154 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6155 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6156 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6157 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6158 __gnu_Unwind_Restore_WMMXC if required.
6159 (_Unwind_VRS_Pop): Implement iWMMXt support.
6160 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6161 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6162 gnu_Unwind_Save_WMMXC): Define.
6164 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6166 * config/vxworks.h (vxworks_override_options): Declare.
6167 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6168 * config/vxworks.c: Include target.h and toplev.h.
6169 (vxworks_override_options): New function.
6170 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6172 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6174 * config/s390/s390.c (override_options): Don't emit an error when
6175 -mstack-size is used without providing -mstack-guard.
6176 (s390_emit_prologue): Choose stack_guard value automatically if not
6177 provided via command line.
6178 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6180 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6182 * config/i386/i386.c (output_set_got): Add a GOT initialization
6183 sequence for VxWorks PIC.
6184 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
6185 around labels as well as symbols. Use gotoff_operand instead
6186 of local_symbolic_operand.
6187 (legitimize_pic_address): Use gotoff_operand instead of
6188 local_symbolic_operand. Use @GOT accesses for labels as
6190 (ix86_output_addr_diff_elt): Use PC-relative rather than
6191 GP-relative offsets for VxWorks PIC.
6192 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
6193 no_new_pseudos. Check whether the returned register is op0.
6194 * config/i386/i386.md (tablejump): Use PC-relative rather than
6195 GP-relative offsets for VxWorks PIC.
6196 * config/i386/predicates.md (gotoff_operand): New predicate.
6198 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6200 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
6202 * config/vxworks-dummy.h: New file.
6203 * config/i386/i386.h: Include it.
6205 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
6207 * dwarf2out.c (is_inlined_entry_point): New
6208 (add_high_low_attributes): Emit DW_AT_entry_pc along with
6209 DW_AT_ranges if the first subblock is the entry point.
6211 2007-03-06 David Daney <ddaney@avtrex.com>
6213 * doc/install.texi (mips-*-*): Change recommended binutils
6216 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6218 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6219 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6221 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6222 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6224 2007-03-06 Jan Hubicka <jh@suse.cz>
6226 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6227 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6229 (probably_cold_bb_p): Cold functions are cold.
6230 (probably_never_executed_bb_p): Cold functions are cold.
6231 (tree_bb_level_predictions): Predict calls to cold functions as not
6233 (compute_function_frequency): Check hot/cold attributes.
6234 * function.h (function_frequency): Update comments.
6235 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6236 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6237 (c_common_att): Add cold and hot.
6239 * doc/extend.texi (hot,cold attributes): Document.
6241 2007-03-06 Andrew Haley <aph@redhat.com>
6243 * function.c (expand_function_end): Move blockage to just after we
6244 emit the label for the naked return from the function.
6246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6248 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6251 2007-03-06 Jan Hubicka <jh@suse.cz>
6253 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6254 loaded for constant large models. Non-large 64bit PIC can do.
6255 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6256 * cmodel.h: Add LARGE PIC.
6257 * i386.md (UNSPEC_PLTOFF): New.
6258 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6260 (*call_1_rex64): Disable for large models.
6261 (*call_1_rex64_large): New.
6262 (*call_value_1_rex64): Disable for large models.
6263 (*call_value_1_rex64_large): New.
6264 (set_rip_rex4): New.
6265 (set_got_offset_rex64): New.
6266 * predicates.md (constant_call_address_operand): For large model
6267 constant calls are not possible.
6268 * i386-protos.h (construct_plt_address): Declare.
6269 * i386.c (override_options): Accept large models.
6270 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6271 (legitimate_constant_p): Add new UNSPECs.
6272 (legitimate_pic_operand_p): Likewise.
6273 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6274 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6276 (output_pic_addr_const): Add PLTOFF.
6277 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6278 (ix86_expand_move): Legitimize pic address when in PIC mode.
6279 (construct_plt_address): New function.
6280 (ix86_expand_call): Offload the address to register and use GOT pointer
6282 * invoke.texi (mcmodel=large): Update documentation.
6284 2007-03-06 Richard Henderson <rth@redhat.com>
6286 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6287 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6288 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6289 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6290 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6291 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6292 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6293 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6294 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6295 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6296 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6297 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6298 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6299 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6300 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6301 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6302 x86_schedule, x86_use_bt, x86_pad_returns,
6303 x86_use_xchgb): Merge into ...
6304 (ix86_tune_features): ... here. New array.
6305 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6306 x86_bswap): Merge into ...
6307 (ix86_arch_features): ... here. New array.
6308 (x86_3dnow_a): Remove.
6309 (x86_accumulate_outgoing_args): Make static.
6310 (x86_arch_always_fancy_math_387): Make static.
6311 (ix86_tune_mask, ix86_arch_mask): Move ...
6312 (override_options): ... to local variables here. Apply the
6313 appropriate mask to each element of ix86_arch_features and
6314 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6315 as were done in the old macros.
6316 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6317 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6318 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6319 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6320 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6321 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6322 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6323 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6324 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6325 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6326 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6327 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6328 x86_accumulate_outgoing_args, x86_prologue_using_move,
6329 x86_epilogue_using_move, x86_decompose_lea,
6330 x86_arch_always_fancy_math_387, x86_shift1,
6331 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6332 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6333 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6334 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6335 x86_use_incdec, x86_pad_returns, x86_bswap,
6336 x86_partial_flag_reg_stall): Remove.
6337 (enum ix86_tune_indices): New.
6338 (ix86_tune_features): New.
6339 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6340 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6341 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6342 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6343 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6344 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6345 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6346 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6347 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6348 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6349 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6350 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6351 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6352 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6353 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6354 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6355 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6356 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6357 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6358 TARGET_EXT_80387_CONSTANTS): Use it.
6359 (enum ix86_arch_indices): New.
6360 (ix86_arch_features): New.
6361 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6362 TARGET_BSWAP): Use it.
6363 (ix86_tune_mask, ix86_arch_mask): Remove.
6365 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6368 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6369 Define using $${sysroot_headers_suffix}.
6370 * configure: Regenerate.
6371 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6372 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6374 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6375 * gcc.c (print_sysroot_headers_suffix): New.
6376 (option_map): Include --print-sysroot-headers-suffix.
6377 (display_help): Mention -print-sysroot-headers-suffix.
6378 (process_command): Handle -print-sysroot-headers-suffix.
6379 (do_spec_1): Append multilib directory to include-fixed path if
6380 sysroot suffixes in use.
6381 (main): Handle -print-sysroot-headers-suffix.
6382 * Makefile.in (start.encap): Don't depend on xlimits.h
6383 (xlimits.h): Remove.
6384 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6385 limits.h for each multilib in fixinc_list.
6386 (fixinc_list, s-fixinc_list): New.
6387 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6388 generate them for each multilib in fixinc_list.
6389 (stmp-fixproto): Use include-fixed. Run fixproto for each
6390 multilib in fixinc_list.
6391 (mostlyclean): Don't remove xlimits.h.
6392 (clean): Remove include-fixed.
6393 (real-install-headers-tar, real-install-headers-cpio,
6394 real-install-headers-cp): Don't copy include, only include-fixed.
6395 (install-mkheaders): Depend on fixinc_list. Don't depend on
6396 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6397 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6398 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6400 2007-03-06 Jan Hubicka <jh@suse.cz>
6402 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6405 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6407 * configure.ac: Allow tm_file to contain build-directory files.
6408 * configure: Regenerate.
6409 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6410 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6411 * config/m68k/print-sysroot-suffix.sh: New file.
6413 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6415 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6416 of pic_offset_table_rtx if reload_completed.
6417 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6418 PIC_OFFSET_TABLE_REGNUM.
6419 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6421 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6422 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6424 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6426 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6427 functions that call eh_return.
6429 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6431 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6432 functions that need a constant pool.
6434 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6437 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6438 (m68k_preferred_reload_class): Likewise.
6439 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6440 (SECONDARY_RELOAD_CLASS): Define.
6441 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6442 (LIMIT_RELOAD_CLASS): Delete.
6443 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6444 registers from storing bytes.
6445 (m68k_secondary_reload_class): New function.
6446 (m68k_preferred_reload_class): Likewise.
6448 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6450 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6452 (m68k_expand_prologue): Likewise.
6454 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6456 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6457 (mips_expand_epilogue): Add a bool parameter.
6458 (m68k_legitimize_sibcall_address): Declare.
6459 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6460 (m68k_expand_epilogue): Add a parameter to select between sibling
6461 and normal epilogues. Only generate a return for the latter.
6462 (m68k_ok_for_sibcall_p): New function.
6463 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6464 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6465 (sibcall_value, *sibcall_value): Likewise.
6466 (*call, *call_value): Require !SIBLING_CALL_P.
6467 (epilogue): Update call to m68k_expand_epilogue.
6468 (sibcall_epilogue): New pattern.
6469 * config/m68k/predicates.md (const_call_operand): Say that this
6470 predicate applies to sibling calls too.
6471 (sibcall_operand): New predicate.
6473 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6475 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6476 alternatives as movsi_cf.
6477 (movsf_cf_hard): Add commentary.
6479 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6480 Richard Sandiford <richard@codesourcery.com>
6482 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6483 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6484 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6485 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6486 as being live on exit from an interrupt function.
6487 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6488 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6489 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6490 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6491 (m68k_interrupt_function_p): Globalize.
6492 (m68k_compute_frame_layout): Remove reverse mask code.
6493 (m68k_emit_movem, m68k_set_frame_related): New functions.
6494 (m68k_output_function_prologue): Delete in favor of...
6495 (m68k_expand_prologue): ...this new function.
6496 (m68k_output_function_epilogue): Delete in favor of...
6497 (m68k_expand_epilogue): ...this new function.
6498 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6500 (print_operand): Handle %?.
6501 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6502 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6503 (prologue, epilogue): New patterns.
6504 (return): Turn into a define_expand.
6505 (*return): New pattern, derived from old "return" pattern. Use rte
6506 rather than rts for interrupt functions. Only use rtd if the pop
6508 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6509 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6510 (link, *link, unlink, *unlink, load_got): Likewise.
6512 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6516 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6517 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6518 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6519 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6520 and m68k_matches_u_p.
6521 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6522 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6523 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6524 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6525 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6526 (REG_STRICT_P): New macro.
6527 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6528 PCREL_GENERAL_OPERAND_OK.
6529 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6530 m68k_legitimate_base_reg_p.
6531 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6532 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6533 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6534 * config/m68k/m68k.c (m68k_address): New structure.
6535 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6536 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6537 (m68k_jump_table_ref_p, m68k_decompose_address)
6538 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6539 (m68k_matches_u_p): New functions.
6540 (print_operand_address): Rewrite to use m68k_decompose_index.
6542 2007-03-05 David Taylor <dtaylor@emc.com>
6544 * gcc.c: Correct copyright date in --version output.
6546 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6548 * pa.md: In unamed move patterns, disparge copies between general
6549 and floating point registers using '?' modifier. Don't include 'f'
6550 constraint for register preferences in DImode, SImode, HImode and
6551 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6552 Remove constraints for copies between general and floating registers
6553 in soft-float DFmode pattern.
6554 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6558 2007-03-05 Mike Stump <mrs@apple.com>
6560 * c-common.c (targetcm): Add.
6561 * c-opts.c (c_common_handle_option): Handle language specific
6563 * opts.c (handle_option): Verify language for target options, if
6565 * opth-gen.awk: Add CL_LANG_ALL.
6566 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6567 (TARGETCM_INITIALIZER): Add.
6568 * target.h (struct gcc_targetcm): Add.
6570 * targhooks.c (default_handle_c_option): Add.
6571 * targhooks.h (default_handle_c_option): Add.
6572 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6574 * config/darwin.opt (iframework): Add.
6575 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6576 * config/darwin-c.c (handle_c_option): Add.
6577 (TARGET_HANDLE_C_OPTION): Add.
6579 * doc/invoke.texi (Darwin Options): Add -iframework.
6581 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6583 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6586 2007-03-05 Ian Lance Taylor <iant@google.com>
6588 * c.opt (fgnu89-inline): New option.
6589 * c-opts.c (c_common_post_options): Set default value for
6591 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6592 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6594 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6595 (grokdeclarator, start_function): Likewise.
6596 * c-cppbuiltin.c (c_cpp_builtins): Define either
6597 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6598 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6599 (C Dialect Options): Document -fgnu89-inline.
6600 * doc/extend.texi (Function Attributes): Explain what the
6601 gnu_inline attribute does.
6602 * doc/cpp.texi (Common Predefined Macros): Document
6603 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6605 2007-03-05 Ian Lance Taylor <iant@google.com>
6607 PR tree-optimization/31034
6608 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6609 half-range if the other side is an overflow infinity.
6611 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6613 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6614 (bfin*-linux-uclibc*): New configuration.
6615 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6617 * config/bfin/linux.h: New file.
6618 * config/bfin/libgcc-bfin.ver: New file.
6619 * config/bfin/t-bfin-uclinux: New file.
6620 * config/bfin/t-bfin-linux: New file.
6621 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6622 (TARGET_OS_CPP_BUILTINS): New macro.
6624 2007-03-05 Richard Guenther <rguenther@suse.de>
6626 * fold-const.c (fold_binary): Remove duplicate folding
6627 of comparison of non-null ADDR_EXPR against null.
6629 2007-03-05 Richard Guenther <rguenther@suse.de>
6630 Dorit Nuzman <dorit@il.ibm.com>
6632 PR tree-optimization/26420
6633 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6634 are no loops in the function. Only print the number of
6635 vectorized loops if it is greater than zero or we are supposed
6636 to print information about unvectorized loops.
6638 2007-03-05 Revital Eres <eres@il.ibm.com>
6640 * gcc.dg/var-expand1.c: New test.
6641 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6642 when an accumulator is expanded.
6644 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6647 * c-common.c (convert_and_check): Don't give warnings for
6648 conversion if 'expr' already overflowed.
6650 2007-03-04 Roger Sayle <roger@eyesopen.com>
6653 * fold-const.c (fold_comparison): Enforce type consistency when
6654 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6656 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6658 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6659 containing a cast to the base of TARGET_MEM_REF.
6661 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6663 * tree.c (tree_contains_struct_check_failed): Remove spurious
6664 whitespace from error message.
6666 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6669 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6670 instead of precision.
6672 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6673 Nathan Sidwell <nathan@codesourcery.com>
6675 * emit-rtl.c (find_auto_inc): New.
6676 (try_split): recreate REG_INC notes,
6677 Use regular for loops rather than whiles.
6679 2007-03-03 Andreas Schwab <schwab@suse.de>
6681 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6682 * configure: Regenerate.
6684 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6686 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6687 flag_rounding_math, not flag_unsafe_math_optimizations.
6689 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6691 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6692 alpha_fold_vector_minmax): Likewise.
6693 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6694 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6696 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6698 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6699 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6700 if the lhs has side-effects.
6701 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6703 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.h (TUNEMASK): Remove define.
6706 (ARCHMASK): Remove define.
6707 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6708 Use ix86_arch_mask variable instead of ARCHMASK.
6709 * config/i386/i386.c (override_options): Ditto.
6710 (standard_80387_constant_p): Ditto.
6712 2007-03-02 Ian Lance Taylor <iant@google.com>
6714 Used signed infinities in VRP.
6715 * tree-vrp.c (uses_overflow_infinity): New static function.
6716 (supports_overflow_infinity): New static function.
6717 (make_overflow_infinity): New static function.
6718 (negative_overflow_infinity): New static function.
6719 (positive_overflow_infinity): New static function.
6720 (is_negative_overflow_infinity): New static function.
6721 (is_positive_overflow_infinity): New static function.
6722 (is_overflow_infinity): New static function.
6723 (overflow_infinity_range_p): New static function.
6724 (compare_values_warnv): New function split out of compare_values.
6725 (compare_value): Call it.
6726 (set_value_range_to_nonnegative): Add overflow_infinity
6727 parameter. Change caller.
6728 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6730 (vrp_expr_computes_nonzero): Likewise.
6731 (compare_ranges, compare_range_with_value): Likewise.
6732 (compare_name_with_value, compare_names): Likewise.
6733 (vrp_evaluate_conditional): Likewise.
6734 (set_value_range): Handle infinity
6735 (vrp_operand_equal_p, operand_less_p): Likewise.
6736 (extract_range_from_assert): Likewise.
6737 (vrp_int_const_binop): Likewise.
6738 (extract_range_from_binary_expr): Likewise.
6739 (extract_range_from_unary_expr): Likewise.
6740 (extract_range_from_comparison): Likewise.
6741 (extract_range_from_expr): Likewise.
6742 (dump_value_range): Likewise.
6743 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6744 (test_for_singularity): Likewise.
6745 (vrp_int_const_binop): Remove inline qualifier.
6746 (adjust_range_with_scev): Add comment.
6747 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6749 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6751 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6752 (get_constraint_for): Likewise.
6753 (do_structure_copy): Likewise.
6754 (find_func_aliases): Fix references to MODIFY_EXPR.
6755 (intra_create_variable_infos): Tidy.
6756 * tree-ssa-operands.c (add_virtual_operand): Add argument
6758 When adding members of alias sets, if IS_CALL_SITE is true and
6759 the symbol is not call-clobbered, skip it.
6762 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6764 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6765 entry by means of emit_insn_at_entry.
6767 2007-03-02 Richard Henderson <rth@redhat.com>
6769 * expr.h (promoted_input_arg): Remove decl.
6770 * function.c (promoted_input_arg): Merge into ...
6771 * combine.c (setup_incoming_promotions): ... only caller.
6772 Rearrange to avoid double loop.
6774 2007-03-02 Ben Elliston <bje@au.ibm.com>
6775 Peter Bergner <bergner@vnet.ibm.com>
6776 Janis Johnson <janis187@us.ibm.com>
6778 * config/rs6000/dfp.md: New file.
6779 * config/rs6000/rs6000.md: Include dfp.md.
6780 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6781 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6782 and TDmode decimal float modes in FP registers.
6783 (num_insns_constant): Likewise.
6784 (rs6000_legitimate_offset_address_p): Likewise.
6785 (rs6000_legitimize_address): Likewise.
6786 (rs6000_legitimize_reload_address): Likewise.
6787 (rs6000_legitimate_address): Likewise.
6788 (rs6000_emit_move): Likewise.
6789 (function_arg_boundary): Likewise.
6790 (function_arg_advance): Likewise.
6791 (rs6000_darwin64_record_arg_recurse): Likewise.
6792 (function_arg): Likewise.
6793 (rs6000_gimplify_va_arg): Likewise.
6794 (rs6000_split_multireg_move): Likewise.
6795 (rs6000_output_function_epilogue): Likewise.
6796 (rs6000_output_function_epilogue): Likewise.
6797 (rs6000_register_move_cost): Likewise.
6798 (rs6000_function_value): Likewise.
6799 (rs6000_libcall_value): Likewise.
6801 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6803 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6805 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6807 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6808 Use $MULTIDIR to choose between the kernel and RTP headers,
6809 and use $WIND_BASE and $WIND_USR to locate them.
6811 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6813 * config/i386/i386.c (override_options): Put initialization of
6814 ix86_tune_mask and ix86_arch_mask to the correct place.
6816 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6817 Michael Meissner <michael.meissner@amd.com>
6820 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6822 (TARGET_CMOVE): Use ARCHMASK.
6823 (TARGET_CMPXCHG): Ditto.
6824 (TARGET_CMPXCHG8B): Ditto.
6825 (TARGET_XADD): Ditto.
6826 (TARGET_BSWAP): Ditto.
6827 * config/i386/i386.c (ix86_tune_mask): New global variable.
6828 (ix86_arch_mask): Ditto.
6829 (override_options): Initialize ix86_tune_mask and
6830 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6833 2007-03-02 Ben Elliston <bje@au.ibm.com>
6836 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6838 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6840 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6841 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6842 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6843 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6845 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6846 rs6000_init_dwarf_reg_sizes_extra): New.
6847 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6848 SPE register high parts.
6850 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6852 * Makefile.in: Add install-pdf target as
6853 copied from automake v1.10 rules.
6854 * configure.ac: Add install-pdf to target list.
6855 * configure: Regenerate.
6857 2007-03-01 Paul Brook <paul@codesourcery.com>
6859 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6860 modes to LDRD for DImode.
6861 (output_move_double): Fixup out of range ldrd/strd.
6862 (vfp_secondary_reload_class): Rename...
6863 (coproc_secondary_reload_class): ... to this. Add wb argument.
6864 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6865 coproc_secondary_reload_class for CLASS_IWMMXT.
6866 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6867 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6869 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6871 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6872 factor by the estimated number of iterations.
6873 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6876 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6877 decode_caches_intel, detect_caches_intel): New functions.
6878 (host_detect_local_cpu): Use detect_caches_amd and
6879 detect_caches_intel.
6881 2007-03-01 Richard Henderson <rth@redhat.com>
6883 * expr.c (emit_move_complex_push): Export.
6884 (emit_move_complex_parts): Split out from ...
6885 (emit_move_complex): ... here.
6886 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6887 * config/i386/i386.md (movcdi): New.
6889 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6891 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6892 size of mode1 to check for tieable modes in MMX case.
6894 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6896 * Makefile.in (rtlanal.o): Depend on tree.h.
6897 * rtl.h (offset_within_section_p, split_const): Declare.
6898 * rtlanal.c: Include tree.h.
6899 (offset_within_block_p): New function, taken from
6900 mips_offset_within_object_p.
6901 (split_const): New function, taken from mips_split_const.
6902 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6904 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6905 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6906 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6907 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6908 (m68k_illegitimate_symbolic_constant_p): New function.
6909 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6910 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6911 symbolic constant that might be outside the symbol's section,
6912 move the symbol first and then add the offset.
6913 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6915 * config/mips/mips.c (mips_split_const): Delete.
6916 (mips_offset_within_object_p): Delete.
6917 (mips_symbolic_constant_p): Use offset_within_section_p and
6918 split_const instead of mips_offset_within_object_p and
6920 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6921 (mips_legitimize_const_move, print_operand_reloc)
6922 (mips_dangerous_for_la25_p): Use split_const instead of
6925 2007-02-28 Eric Christopher <echristo@apple.com>
6927 * Makefile.in (install-include-dir): Don't rm -rf include.
6929 2007-02-28 Richard Guenther <rguenther@suse.de>
6932 * fold-const.c (fold_binary): Do not associate expressions
6933 with more than one variable for integer types that do not wrap.
6935 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6937 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6938 Delete, and replace with...
6939 (fold_builtin_call_array): This. Update callers to use it.
6940 * fold-const.c (fold_build_call_list): Delete, and replace with...
6941 (fold_build_call_array): This.
6942 (fold_build_call_list_initializer): Delete, and replace with...
6943 (fold_build_call_array_initializer): This.
6944 * tree.h: Update declarations to reflect above changes.
6946 * c-typeck.c (build_function_call): Store converted arguments
6947 in a stack-allocated array instead of building a list.
6948 (convert_arguments): Store arguments in the array passed in as an
6949 argument, and return the actual number of arguments.
6950 * c-format.c: (check_function_format): Pass arguments in an
6951 array instead of a list.
6952 * c-common.c (check_function_nonnull): Likewise.
6953 (check_function_sentinel): Likewise.
6954 (check_function_arguments): Likewise.
6955 * c-common.h: Update declarations to reflect above changes.
6957 2007-02-28 Jan Hubicka <jh@suse.cz>
6959 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6960 PRED_NEGATIVE_RETURN): Update outcomes.
6962 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6964 * calls.c (emit_library_call_value_1): Handle partial registers
6965 correctly when building up CALL_INSN_FUNCTION_USAGE.
6967 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6969 * pa/predicates.md (move_src_operand): Allow zero for mode.
6970 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6973 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6976 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6977 *movv2df_internal): Enable pattern only for valid operand
6979 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6980 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6982 2007-02-27 Mike Stump <mrs@apple.com>
6984 * config/darwin-crt3.c: Avoid compilation when compiling for a
6987 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6989 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6991 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6992 for fixed headers and limits.h.
6993 (install-include-dir, install-headers-tar, install-headers-cpio,
6994 install-headers-cp, real-install-headers-tar,
6995 real-install-headers-cpio, real-install-headers-cp): Handle
6996 include-fixed as well as include.
6997 (install-mkheaders): Don't install files that go only in include
6999 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7000 from GCC_INCLUDE_DIR.
7001 * gcc.c (process_command): Remove special -BstageN/ handling.
7002 (do_spec_1): Add include-fixed directories.
7004 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7006 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7008 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7010 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7013 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7015 * c-common.c (get_priority): Add check for
7016 SUPPORTS_INIT_PRIORITY.
7018 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7020 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7022 * config/bfin/bfin.c: Include "cfglayout.h".
7023 (MAX_LSETUP_DISTANCE): New macro.
7024 (struct loop_info): New members incoming, incoming_src and
7025 incoming_dest. Delete member predecessor.
7026 (length_for_loop): New function.
7027 (bfin_optimize_loop): Handle more different loop structures.
7028 (bfin_discover_loop): Rework detection of predecessor blocks by
7029 examining incoming edges.
7030 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7032 (bfin_reorder_loops): New function.
7033 (bfin_reorg_loops): Use these three new functions.
7035 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7036 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7037 (CONSTRAINT_LEN): Add entry for 'q'.
7038 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7039 Add 'q' constraints.
7040 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7041 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7043 * config/bfin/bfin.md (add_with_carry): New pattern.
7044 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7045 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7046 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7047 support unsigned multiplies too. Removed incorrect commutativity from
7048 operand 1 constraint where appropriate.
7049 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7051 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7052 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7054 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7055 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7056 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7057 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7058 usmulhisi_hh_huh): New patterns.
7060 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7061 lshifthi3): Fix output template to use half reg for operand 2.
7063 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7066 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7068 2007-02-27 Andreas Schwab <schwab@suse.de>
7070 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7072 2007-02-27 Jan Hubicka <jh@suse.cz>
7074 * predict.c (last_basic_block_p): Remove.
7075 (tree_estimate_probability): Update return heuristic for commonized
7078 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7080 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7082 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7084 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7085 * doc/cpp.texi: Standardize title page.
7086 * doc/cppinternals.texi: Likewise.
7087 * doc/gcc.texi: Standardize title page, remove version number
7088 from copyright page.
7089 * doc/gccint.texi: Likewise.
7090 * doc/install.texi: Standardize title page, add table of
7093 2007-02-26 Jan Hubicka <jh@suse.cz>
7095 * predict.def: Set outcomes according to more recent results.
7096 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7097 Remove dead predictors.
7098 * predict.c (return_prediction): Fix pasto.
7100 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7102 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7103 change; avoid a memory leak when returning early.
7105 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7107 * c-decl.c (static_ctors): Move to c-common.c.
7108 (static_dtors): Likewise.
7109 (finish_function): Use c_record_cdtor_fn.
7110 (build_cdtor): Move to c-common.c.
7111 (c_write_global_declarations): Use c_build_cdtor_fns.
7112 * c-common.h (static_ctors): Declare.
7113 (static_dtors): Likewise.
7114 (c_record_cdtor_fn): Likewise.
7115 (c_build_cdtor_fns): Likewise.
7116 * c-common.c (static_ctors): New variable.
7117 (static_dtors): Likewise.
7118 (c_record_cdtor_fn): New function.
7119 (build_cdtor): Move from c-decl.c
7120 (c_build_cdtor_fns): New function.
7122 * output.h (assemble_addr_to_section): Declare.
7123 (get_cdtor_priority_section): Likewise.
7124 * varasm.c (assemble_addr_to_section): New function.
7125 (get_cdtor_priority_section): Likewise.
7126 (default_named_section_asm_out_destructor): Use them.
7127 (destor_dtor_section_asm_out_destructor): Likewise.
7128 (default_named_section_asm_out_constructor): Likewise.
7129 (default_ctor_section_asm_out_constructor): Likewise.
7130 * config.gcc (*-*-vxworks*): Include vxworks.o.
7131 * config/t-vxworks (vxworks.o): New target.
7132 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7133 (TARGET_ASM_CONSTRUCTOR): Define.
7134 (TARGET_ASM_DESTRUCTOR): Likewise.
7135 (vxworks_asm_out_constructor): Declare.
7136 (vxworks_asm_out_destructor): Likewise.
7138 * c-common.c (get_priority): Check that we have not just an
7139 INTEGER_CST, but an integer constant with integeral type.
7141 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7143 PR tree-optimization/30938
7144 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7145 use &dt[nargs-1] instead of &dt[nargs] in the call to
7146 vect_is_simple_use().
7148 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7150 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7151 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7152 Do not attempt to handle MEM inside auto-inc expressions.
7153 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7154 of a register modified by an auto-inc expression. However, do handle
7155 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7156 (elimination_effects): Prohibit elimination of a register modified
7157 by an auto-inc expression. Disable register elimination rules whose
7158 target register is modified by an auto-inc expression with variable
7161 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7163 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7165 (array_at_struct_end_p): New function.
7166 (idx_infer_loop_bounds): Use it.
7167 (estimate_numbers_of_iterations_loop): Export.
7168 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7169 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7170 (tree_estimate_probability): Call record_loop_exits.
7171 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7172 (estimated_loop_iterations, estimated_loop_iterations_int,
7173 estimated_loop_iterations_tree): New functions.
7174 (analyze_siv_subscript_cst_affine,
7175 compute_overlap_steps_for_affine_1_2,
7176 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7177 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7178 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7179 (PRED_LOOP_ITERATIONS_GUESSED): New.
7180 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7181 * cfgloop.h (estimate_numbers_of_iterations_loop,
7182 estimated_loop_iterations_int): Declare.
7184 2007-02-25 Mark Mitchell <mark@codesourcery.com>
7186 * doc/extend.texi: Document optional priority argument to
7187 constructors and destructors.
7188 * tree.c (init_priority_for_decl): Adjust GTY markers.
7189 (init_ttree): Use priority-info hash functions for
7190 init_priority_for_decl.
7191 (tree_map_eq): Rename to ...
7192 (tree_map_base_eq): ... this.
7193 (tree_map_marked_p): Rename to ...
7194 (tree_map_base_marked_p): ... this.
7195 (tree_map_base_hash): New function.
7196 (decl_init_priority_lookup): Rework.
7197 (decl_fini_priority_lookup): New function.
7198 (decl_priority_info): New function.
7199 (decl_init_priority_insert): Use it.
7200 (decl_fini_priority_insert): Likewise.
7201 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
7203 (decl_restrict_base_insert): Likewise.
7204 (decl_debug_expr_insert): Likewise.
7205 (decl_value_expr_lookup): Likewise.
7206 (decl_value_expr_insert): Likewise.
7207 * tree.h (priority_type): New type.
7208 (decl_init_priority_lookup): Use priority_type.
7209 (decl_fini_priority_lookup): New function.
7210 (decl_init_priority_insert): Use priority_type.
7211 (decl_fini_priority_insert): New function.
7212 (DECL_HAS_INIT_PRIORITY): Tweak comments.
7213 (DECL_INIT_PRIORITY): Likewise.
7214 (SET_DECL_INIT_PRIORITY): Add comment.
7215 (DECL_FINI_PRIORITY): New macro.
7216 (SET_DECL_FINI_PRIORITY): Likewise.
7217 (DEFAULT_INIT_PRIORITY): Document.
7218 (MAX_INIT_PRIORITY): Likewise.
7219 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7220 (tree_map_base): New type.
7221 (tree_map_base_eq): New function.
7222 (tree_map_base_hash): Likewise.
7223 (tree_map_base_marked_p): Likewise.
7224 (tree_map): Inherit from tree_map_base.
7225 (tree_map_eq): Make it a macro.
7226 (tree_map_marked_p): Likewise.
7227 (tree_int_map): Inherit from tree_map_base.
7228 (tree_int_map_eq): Make it a macro.
7229 (tree_int_map_hash): Likewise.
7230 (tree_int_map_marked_p): Likewise.
7231 (tree_priority_map): New type.
7232 (tree_priority_map_eq): New macro.
7233 (tree_priority_map_hash): Likewise.
7234 (tree_priority_map_marked_p): Likewise.
7235 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7237 (emutls_common_1): Likewise.
7238 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7239 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7240 of tree_map hierarchy.
7241 * tree-cfg.c (move_stmt_r): Likewise.
7242 (new_label_mapper): Likewise.
7243 * c-tree.h (c_expand_body): Move to ...
7244 * c-common.h (c_expand_body): ... here.
7245 * c-decl.c (c_expand_body): Move to ...
7246 * c-common.c (c_expand_body): ... here.
7247 (c_common_attribute_table): Allow 1 argument for the constructor
7248 and destructor attributes.
7249 (get_priority): New function.
7250 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7251 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7253 2007-02-24 Jan Hubicka <jh@suse.cz>
7256 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7258 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7259 Jan Hubicka <jh@suse.cz>
7262 * i386.c (counter_mode): New function.
7263 (expand_set_or_movmem_via_loop): Use it.
7264 (expand_movmem_epilogue): Likewise; fix pasto.
7265 (ix86_expand_movmem): Do emit guard even for constant counts.
7266 (ix86_expand_setmem): Likewise.
7268 2007-02-25 Nick Clifton <nickc@redhat.com>
7270 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7271 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7273 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7277 count argument with 0x10, not with 0x16.
7278 (expand_setmem_epilogue): Ditto.
7280 2007-02-24 Mike Stump <mrs@apple.com>
7282 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7285 2007-02-24 Richard Guenther <rguenther@suse.de>
7288 * fold-const.c (fold_binary): Fold x +- CST op x for
7289 EQ_EXPR and NE_EXPR.
7291 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7293 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7295 2007-02-24 Jan Hubicka <jh@suse.cz>
7297 * cgraphunit.c (decide_is_function_needed): Honor
7298 -fkeep-inline-functions.
7300 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7302 * builtins.c (fold_builtin_modf): New.
7303 (fold_builtin_2): Use it.
7305 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7307 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7308 (determine_max_iter): Take additional LOOP arg; all callers changed.
7309 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7310 one using simplifications.
7311 (simplify_using_initial_values): Return if the expression becomes
7312 invalid due to altered regs.
7314 2007-02-23 DJ Delorie <dj@redhat.com>
7316 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7318 2007-02-23 Mike Stump <mrs@apple.com>
7320 * tlink.c (scan_linker_output): Parse linker messages from
7321 darwin9's linker better.
7323 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7326 * varpool.c (varpool_assemble_pending_decls): Set
7327 varpool_last_needed_node to null.
7329 2007-02-23 DJ Delorie <dj@redhat.com>
7331 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7332 alignment bigger than the object file can handle.
7334 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7337 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7338 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7339 (*movsf_1): Penalize MMX moves.
7341 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7343 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7344 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7346 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7348 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7350 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7351 (fold_builtin_1): Use them.
7352 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7353 BUILT_IN_SIGNIFICAND.
7355 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/i386.c (bdesc_1arg): Initialize
7358 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7359 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7360 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7361 and IX86_BUILTIN_MOVSLDUP.
7363 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7365 PR rtl-optimization/30841
7366 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7368 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7370 * builtins.c (fold_builtin_frexp): New.
7371 (fold_builtin_2): Use it.
7373 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7375 * doc/invoke.texi (Spec Files): Document getenv spec function.
7377 * gcc.c (getenv_spec_function): New function.
7378 (static_spec_functions): Add it.
7379 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7380 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7383 2007-02-22 Michael Matz <matz@suse.de
7386 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7387 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7389 2007-02-22 Ian Lance Taylor <iant@google.com>
7392 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7393 (mem_loc_descriptor): Call it.
7395 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7396 Ira Rosen <irar@il.ibm.com>
7398 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7400 2007-02-22 Ira Rosen <irar@il.ibm.com>
7402 PR tree-optimization/30843
7403 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7404 stores only after all the group is vectorized.
7406 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7408 PR tree-optimization/30858
7409 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7410 in the reduction cycle have a single use in the loop.
7411 * tree-vectorizer.h (relevant): Add documentation.
7413 2007-02-20 Mike Stump <mrs@apple.com>
7415 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7416 * configure: Regenerate.
7418 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7420 Change the defaults of some parameters and options.
7421 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7422 * config/spu/spu.c (spu_optimization_options): Add.
7423 (spu_override_options): Change params in spu_optimization_options.
7424 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7426 Register 127 is only 16 byte aligned when used as a frame pointer.
7427 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7428 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7429 HARD_FRAME_POINTER_REGNUM.
7430 (spu_legitimate_address): Use regno_aligned_for_reload.
7431 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7432 aligned when frame_pointer_needed is true.
7433 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7435 * config/spu/spu.h (INIT_EXPANDERS): Define.
7437 Make sure shift and rotate instructions have valid immediate operands.
7438 * config/spu/predicates.md (spu_shift_operand): Remove.
7439 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7440 * config/spu/constraints.md (W, O): Extend range.
7441 * config/spu/spu.md (umask, nmask): Define.
7442 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7443 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7444 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7445 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7446 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7447 (lshr<mode>3_reg): Fix rtl description.
7449 Make sure mulhisi immediate operands are valid.
7450 * config/spu/predicates.md (imm_K_operand): Add.
7451 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7453 Generate constants using fsmbi and andi.
7454 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7455 (print_operand, spu_split_immediate, classify_immediate,
7456 fsmbi_const_p): Handle IC_FSMBI2.
7458 Correctly handle a CONST_VECTOR containing symbols.
7459 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7460 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7461 (immediate_load_p): Allow symbols that use 2 instructions to create.
7462 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7463 with symbols when flag_pic is set.
7464 (const_vector_immediate_p): New.
7465 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7466 accept a CONST_VECTOR with symbols.
7467 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7468 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7470 * config/spu/spu.md (high, low): Delete.
7471 (low_<mode>): Define.
7473 Remove INTRmode and INTR_REGNUM, which didn't work.
7474 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7476 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7477 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7478 peephole2 pattern): Don't use INTR or 131.
7479 (movintrcc): Delete.
7480 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7481 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7482 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7483 (UNSPEC_SET_INTR): Add.
7484 * config/spu/spu-modes.def (INTR): Remove.
7486 More accurate warnings about run-time relocations.
7487 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7489 Correctly warn about immediate arguments to specific intrinsics.
7490 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7491 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7492 the instruction predicate.
7494 Fix tree check errors with latest update.
7495 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7497 (spu_expand_builtin): Use CALL_EXPR_FN.
7499 Add missing specific intrinsics.
7500 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7502 * config/spu/spu_internals.h: Ditto.
7504 Fix incorrect operand modifiers.
7505 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7506 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7508 Optimize one case of zero_extend of a vec_select.
7509 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7511 Accept any immediate for hbr.
7512 * config/spu/spu.md (hbr): Change s constraints to i.
7514 2007-02-21 Paul Brook <paul@codesourcery.com>
7516 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7517 condexec_count when skipping USE and CLOBBER.
7519 2007-02-21 Nick Clifton <nickc@redhat.com>
7521 * common.opt (Warray-bounds): Add Warning attribute.
7522 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7524 (fsized-zeroes): Add Optimization attribute.
7525 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7526 * c.opt (Wc++0x-compat): Add Warning attribute.
7528 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7531 * reload1.c (eliminate_regs_in_insn): In the single_set special
7532 case, attempt to re-recognize the insn before falling back to
7533 having reload fix it up.
7535 2007-02-20 Eric Christopher <echristo@gmail.com>
7537 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7538 Rewrite accordingly.
7539 (frv_read_iacc_argument): Ditto.
7540 (frv_expand_set_builtin): Take a call instead of arglist, update for
7542 (frv_expand_unop_builtin): Ditto.
7543 (frv_expand_binop_builtin): Ditto.
7544 (frv_expand_cut_builtin): Ditto.
7545 (frv_expand_binopimm_builtin): Ditto.
7546 (frv_expand_voidbinop_builtin): Ditto.
7547 (frv_expand_int_void2arg): Ditto.
7548 (frv_expand_prefetches): Ditto.
7549 (frv_expand_voidtriop_builtin): Ditto.
7550 (frv_expand_voidaccop_builtin): Ditto.
7551 (frv_expand_load_builtin): Ditto.
7552 (frv_expand_store_builtin): Ditto.
7553 (frv_expand_mdpackh_builtin): Ditto.
7554 (frv_expand_mclracc_builtin): Ditto.
7555 (frv_expand_mrdacc_builtin): Ditto.
7556 (frv_expand_mwtacc_builtin): Ditto.
7557 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7560 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7562 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7563 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7565 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7567 * configure: Regenerate.
7568 * config.in: Regenerate.
7569 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7570 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7571 masks to power6 and power6x and to POWERPC_MASKS.
7572 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7574 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7575 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7576 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7577 Access PROTOTYPE as variable, not mask.
7579 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7581 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7582 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7583 * combine.c (adjust_for_new_dest): Use it.
7584 * postreload.c (reload_combine): Likewise.
7586 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7588 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7589 notes on an insn with multiple sets, even if single_set returns
7590 non-NULL for that insn.
7592 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7594 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7597 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7599 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7600 if user didn't pass it.
7601 * config/i386/darwin.h (CC1_SPEC): Likewise.
7602 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7603 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7604 -mmacosx-version-min.
7606 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7607 Uros Bizjak <ubizjak@gmail.com>
7609 * optabs.h (enum optab_index): Add new OTI_scalb.
7610 (scalb_optab): Define corresponding macro.
7611 * optabs.c (init_optabs): Initialize scalb_optab.
7612 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7614 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7615 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7616 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7617 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7618 flag_unsafe_math_optimizations is set.
7620 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7621 to implement scalbf, scalb and scalbl built-ins as inline x87
7624 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7625 DJ Delorie <dj@redhat.com>
7628 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7629 (diagnostic_report_diagnostic): ... here, and turn them into real
7630 errors. If warnings are inhibited, no need to do anything.
7632 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7634 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7635 better code generation.
7637 2007-02-20 Ben Elliston <bje@au.ibm.com>
7639 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7641 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7643 * config/alpha/alpha.c, config/alpha/alpha.md,
7644 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7645 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7646 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7647 config/arm/lib1funcs.asm: Follow spelling conventions.
7649 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7650 config/fr30/fr30.md, config/i386/i386.h,
7651 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7652 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7653 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7654 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7655 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7656 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7657 config/sparc/sparc.c, config/sparc/sparc.h,
7658 config/sparc/sparc.md, config/spu/constraints.md,
7659 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7662 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7665 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7668 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7670 * doc/invoke.texi (-ftree-lrs): Remove.
7672 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7674 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7677 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7679 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7680 new CALL_EXPR_FN macro for retrieving the function
7681 declaration of the input expression.
7683 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7685 * c.opt (Waddress): New.
7686 * common.opt (Walways-true): Delete.
7687 (Wstring-literal-comparison): Delete.
7688 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7689 -Wstring-literal-comparison. Add -Waddress.
7691 (Walways-true): Delete.
7692 (Wstring-literal-comparison): Delete.
7693 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7694 consistently instead of -Walways-true in example.
7695 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7696 * c-typeck.c (parser_build_binary_op): Replace
7697 -Wstring-literal-comparison and -Walways-true with -Waddress.
7698 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7701 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7703 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7704 without DECL_STRUCT_FUNCTION initialized.
7706 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7708 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7709 due to calls to functions taking pointers as parameters.
7711 2007-02-19 Richard Henderson <rth@redhat.com>
7714 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7717 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7719 * config/s390/s390.c (s390_call_saved_register_used,
7720 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7721 accessed to the new scheme.
7723 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7725 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7726 (cris_print_index, cris_print_operand, cris_print_operand_address)
7727 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7728 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7729 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7731 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7732 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7733 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7734 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7735 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7736 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7737 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7738 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7739 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7740 (uminsi3, call, call_value): Ditto.
7741 (define_split: indir_to_reg_split, unnamed): Ditto.
7743 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7745 PR tree-optimization/30975
7746 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7749 2007-02-18 Eric Christopher <echristo@gmail.com>
7751 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7752 Remove use of arglist.
7753 (mips_expand_builtin): Remove use of arglist, pass in expr.
7754 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7755 (mips_expand_builtin_movtf): Ditto.
7756 (mips_expand_builtin_compare): Ditto.
7758 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7760 * tree-sra.c (sra_build_assignment): Replace assertion
7761 checking with a comment explaining why it can't be done.
7763 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7766 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7767 during CALL_EXPR representation conversion.
7768 * tree-ssa-propagate.c (set_rhs): Likewise.
7770 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7772 * tree-sra.c (sra_build_assignment): Disable assertion checking
7775 2007-02-18 Roger Sayle <roger@eyesopen.com>
7777 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7778 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7779 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7781 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7782 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7783 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7784 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7785 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7786 force_gimple_operand): Likewise.
7787 * ipa-cp.c (constant_val_insert): Likewise.
7788 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7789 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7790 perfect_nestify): Likewise.
7791 * langhooks.c (lhd_omp_assignment): Likewise.
7792 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7793 lower_copyprivate_clauses, lower_send_clauses,
7794 lower_send_shared_vars, expand_parallel_call,
7795 expand_omp_for_generic, expand_omp_for_static_nochunk,
7796 expand_omp_for_static_chunk, expand_omp_sections,
7797 lower_omp_single_copy, lower_omp_for_lastprivate,
7798 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7799 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7800 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7803 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7805 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7806 config/sh/sh.md: Follow spelling conventions.
7808 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7809 config/frv/predicates.md: Follow spelling conventions.
7811 * config/m68k/linux-unwind.h: Fix a comment typo.
7812 * target.h: Follow spelling conventions.
7814 2007-02-18 Roger Sayle <roger@eyesopen.com>
7816 PR rtl-optimization/28173
7817 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7818 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7819 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7820 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7821 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7823 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7825 * builtins.c (fold_builtin_load_exponent): New.
7826 (fold_builtin_2): Use it.
7828 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7830 PR rtl-optimization/30773
7831 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7832 if we fail to attach a REG_EQUIV note.
7834 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7835 Roger Sayle <roger@eyesopen.com>
7837 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7839 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7841 * calls.c (initialize_argument_information): Pass original EXP
7842 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7843 code to split complex arguments here, as part of initializing the
7845 (expand_call): Remove code that builds a list of arguments and
7846 inserts implicit arguments into it. Instead, just count how many
7847 implicit arguments there will be so we can determine the size of
7848 the ARGS array, and let initialize_argument_information do the work.
7849 (split_complex_values): Delete unused function.
7851 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7853 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7855 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7857 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7858 for arg pointer based indexed addressing.
7860 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7862 * config/ia64/ia64.h, config/ia64/ia64.md,
7863 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7864 spelling conventions.
7866 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7868 * config/m68k/m68k.c (split_di): New.
7869 * config/m68k/m68k-protos.h: Declare split_di.
7870 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7871 Improve predicate handling and split constant shifts.
7873 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7875 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7876 parameter for register bitfield operations, general predicates
7879 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7881 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7882 * config/m68k/linux-unwind.h: New file.
7884 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7886 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7887 config/i386/athlon.md, config/ia64/ia64.md,
7888 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7889 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7890 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7891 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7892 tree-vect-transform.c: Fix comment typos.
7894 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7896 * sched-deps.c (find_insn_list): Remove.
7897 * sched-int.h: Remove the prototype for find_insn_list.
7899 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7901 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7903 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7904 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7905 darwin_rs6000_override_options.
7906 (C_COMMON_OVERRIDE_OPTIONS): Expect
7907 darwin_macosx_version_min to be non-NULL always.
7908 (TARGET_C99_FUNCTIONS): Likewise.
7909 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7910 (DARWIN_MINVERSION_SPEC): New.
7911 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7912 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7914 (DARWIN_MINVERSION_SPEC): New.
7915 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7917 * config/darwin-c.c (darwin_cpp_builtins): Expect
7918 darwin_macosx_version_min to be non-NULL always.
7920 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7922 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7924 * config/i386/i386.h (x86_use_xchgb): New.
7925 (TARGET_USE_XCHGB): New macro.
7926 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7927 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7928 Split after reload into bswaphi for shifts of 8.
7929 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7930 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7931 or when optimizing for size.
7933 2007-02-16 Richard Guenther <rguenther@suse.de>
7934 Christian Bruel <christian.bruel@st.com>
7936 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7937 DECLs but prefer SSA_NAMEs over DECLs.
7939 2007-02-16 Richard Guenther <rguenther@suse.de>
7941 * tree-flow-inline.h (single_imm_use_p): Remove.
7942 (zero_imm_uses_p): Likewise.
7943 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7944 instead of single_imm_use_p.
7945 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7948 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7951 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7952 nested double- and backquotes.
7954 2007-02-15 Roger Sayle <roger@eyesopen.com>
7957 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7958 should be unreachable.
7959 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7960 For the time being redirect GIMPLE_MODIFY_STMT to the new
7961 (renamed) build_gimple_modify_stmt_stat.
7962 (build2_gimple_stat): Rename to...
7963 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7964 Always build a GIMPLE_MODIFY_STMT node.
7965 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7966 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7969 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7970 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7971 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7972 expand_complex_div_wide): Likewise.
7973 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7974 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7975 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7976 * tree-ssa-loop-manip.c (create_iv): Likewise.
7977 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7978 abs_replacement): Likewise.
7979 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7980 realify_fake_stores): Likewise.
7982 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7983 node rather than a GIMPLE_MODIFY_STMT node.
7984 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7985 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7987 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7988 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7991 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7994 * fold-const.c (fold_comparison): Add back the
7995 folding of constant complex comparisions.
7997 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8000 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8001 effects unknown to this function, return early.
8003 2007-02-15 Ian Lance Taylor <iant@google.com>
8005 * lower-subreg.c (move_eh_region_note): New static function.
8006 (resolve_simple_move): Call it.
8007 (decompose_multiword_subregs): Track blocks for which we resolve a
8008 simple move which is also a control flow insn. Pass them to
8009 find_many_sub_basic_blocks.
8010 (pass_lower_subreg): Add TODO_verify_flow.
8011 (pass_lower_subreg2): Likewise.
8013 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8014 Brooks Moses <brooks.moses@codesourcery.com>
8015 Lee Millward <lee.millward@codesourcery.com>
8017 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8018 (VL_EXP_CLASS_P): New.
8019 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8021 (TREE_OPERAND_CHECK_CODE): Likewise.
8022 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8023 (TREE_RTL_OPERAND_CHECK): Likewise.
8024 (tree_operand_check_failed): Make second parameter the whole tree
8025 instead of its code. Fixed callers.
8026 (VL_EXP_CHECK): New.
8027 (TREE_OPERAND_LENGTH): New.
8028 (VL_EXP_OPERAND_LENGTH): New.
8029 (CALL_EXPR_FN): New.
8030 (CALL_EXPR_STATIC_CHAIN): New.
8031 (CALL_EXPR_ARGS): New.
8032 (CALL_EXPR_ARG): New.
8033 (call_expr_nargs): New.
8034 (CALL_EXPR_ARGP): New.
8035 (build_nt_call_list): Declare.
8036 (build_vl_exp_stat): Declare.
8037 (build_vl_exp): New.
8038 (build_call_list): Declare.
8039 (build_call_nary): Declare.
8040 (build_call_valist): Declare.
8041 (build_call_array): Declare.
8042 (call_expr_arg): Declare.
8043 (call_expr_argp): Declare.
8044 (call_expr_arglist): Declare.
8045 (fold_build_call_list): Declare.
8046 (fold_build_call_list_initializer): Declare.
8047 (fold_call_expr): Declare to replace fold_builtin.
8048 (fold_builtin_fputs): Update to agree with modified definition.
8049 (fold_builtin_strcpy): Likewise.
8050 (fold_builtin_strncpy): Likewise.
8051 (fold_builtin_memory_chk): Likewise.
8052 (fold_builtin_stxcpy_chk): Likewise.
8053 (fold_builtin_strncpy_chk): Likewise.
8054 (fold_builtin_next_arg): Likewise.
8055 (fold_build_call_expr): Declare.
8056 (fold_builtin_call_list): Declare.
8057 (fold_builtin_call_valist): Declare.
8058 (build_call_expr): Declare.
8059 (validate_arglist): Update to agree with modified definition.
8060 (tree_operand_length): New.
8061 (call_expr_arg_iterator): New.
8062 (init_call_expr_arg_iterator): New.
8063 (next_call_expr_arg): New.
8064 (first_call_expr_arg): New.
8065 (more_call_expr_args_p): New.
8066 (FOR_EACH_CALL_EXPR_ARG): New.
8068 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8069 and tcc_gimple_stmt.
8070 (tree_code_size): Update documentation. Use sizeof (tree) rather
8071 than sizeof (char *).
8072 (tree_size): Likewise. Add case for tcc_vl_exp.
8073 (tree_node_structure): Add case for tcc_vl_exp.
8074 (contains_placeholder_p): Likewise.
8075 (substitute_in_expr): Likewise.
8076 (substitute_placeholder_in_expr): Likewise.
8077 (stabilize_reference_1): Likewise.
8078 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8079 to diagnose breakage of this interface for constructing CALL_EXPRs.
8080 (build_nt): Add similar assertion here.
8081 (build_nt_call_list): New.
8082 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8083 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8085 (get_callee_fndecl): Use new CALL_EXPR accessors.
8086 (tree_operand_check_failed): Change parameters to pass entire node
8087 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8088 (process_call_operands): New.
8089 (build_vl_exp_stat): New.
8090 (build_call_list): New.
8091 (build_call_nary): New.
8092 (build_call_valist): New.
8093 (build_call_array): New.
8094 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8095 (call_expr_arglist): New.
8097 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8098 tcc_vl_exp instead of a fixed-size tcc_expression.
8100 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8101 accessors for CALL_EXPRs.
8102 (AGGR_INIT_EXPR): Likewise.
8104 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8105 Brooks Moses <brooks.moses@codesourcery.com>
8106 Lee Millward <lee.millward@codesourcery.com>
8108 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8109 (expand_builtin_nonlocal_goto): Change parameter to be entire
8110 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8111 (expand_builtin_prefetch): Likewise.
8112 (expand_builtin_classify_type): Likewise.
8113 (mathfn_built_in): Return NULL_TREE instead of 0.
8114 (expand_errno_check): Use new CALL_EXPR accessors.
8115 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8116 Return NULL_RTX instead of 0.
8117 (expand_builtin_mathfn_2): Likewise.
8118 (expand_builtin_mathfn_3): Likewise.
8119 (expand_builtin_interclass_mathfn): Likewise.
8120 (expand_builtin_sincos): Likewise.
8121 (expand_builtin_cexpi): Likewise.
8122 (expand_builtin_int_roundingfn): Likewise.
8123 (expand_builtin_int_roundingfn_2): Likewise.
8124 (expand_builtin_pow): Likewise.
8125 (expand_builtin_powi): Likewise.
8126 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8127 of arglist, fixing callers appropriately. Use new CALL_EXPR
8128 accessors and constructors. Return NULL_RTX instead of 0.
8129 (expand_builtin_strstr): Likewise.
8130 (expand_builtin_strchr): Likewise.
8131 (expand_builtin_strrchr): Likewise.
8132 (expand_builtin_strpbrk): Likewise.
8133 (expand_builtin_memcpy): Likewise.
8134 (expand_builtin_mempcpy): Likewise.
8135 (expand_builtin_mempcpy_args): New.
8136 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8137 (expand_builtin_memmove_args): New.
8138 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8139 (expand_movstr): Likewise.
8140 (expand_builtin_strcpy): Likewise.
8141 (expand_builtin_strcpy_args): New.
8142 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8143 (expand_builtin_strncpy): Likewise.
8144 (expand_builtin_memset): Likewise.
8145 (expand_builtin_memset_args): New.
8146 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8147 (expand_builtin_memcmp): Likewise.
8148 (expand_builtin_strcmp): Likewise.
8149 (expand_builtin_strncmp): Likewise.
8150 (expand_builtin_strcat): Likewise.
8151 (expand_builtin_strncat): Likewise.
8152 (expand_builtin_strspn): Likewise.
8153 (expand_builtin_strcspn): Likewise.
8154 (expand_builtin_args_info): Likewise.
8155 (expand_builtin_va_start): Likewise.
8156 (gimplify_va_arg_expr): Likewise.
8157 (expand_builtin_va_end): Likewise.
8158 (expand_builtin_va_copy): Likewise.
8159 (expand_builtin_frame_address): Likewise.
8160 (expand_builtin_alloca): Likewise.
8161 (expand_builtin_bswap): Likewise.
8162 (expand_builtin_unop): Likewise.
8163 (expand_builtin_fputs): Likewise.
8164 (expand_builtin_expect): Likewise.
8165 (expand_builtin_fabs): Likewise.
8166 (expand_builtin_copysign): Likewise.
8167 (expand_builtin_printf): Likewise.
8168 (expand_builtin_fprintf): Likewise.
8169 (expand_builtin_sprintf): Likewise.
8170 (expand_builtin_init_trampoline): Likewise.
8171 (expand_builtin_signbit): Likewise.
8172 (expand_builtin_fork_or_exec): Likewise.
8173 (expand_builtin_sync_operation): Likewise.
8174 (expand_builtin_compare_and_swap): Likewise.
8175 (expand_builtin_lock_test_and_set): Likewise.
8176 (expand_builtin_lock_release): Likewise.
8177 (expand_builtin): Likewise.
8178 (builtin_mathfn_code): Likewise.
8180 (fold_builtin_constant_p): Pass call arguments individually instead
8181 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8182 accessors and constructors. Return NULL_TREE instead of 0.
8183 (fold_builtin_expect): Likewise.
8184 (fold_builtin_classify_type): Likewise.
8185 (fold_builtin_strlen): Likewise.
8186 (fold_builtin_nan): Likewise.
8187 (integer_valued_real_p): Likewise.
8188 (fold_trunc_transparent_mathfn): Likewise.
8189 (fold_fixed_mathfn): Likewise.
8190 (fold_builtin_cabs): Likewise.
8191 (fold_builtin_sqrt): Likewise.
8192 (fold_builtin_cbrt): Likewise.
8193 (fold_builtin_cos): Likewise.
8194 (fold_builtin_cosh): Likewise.
8195 (fold_builtin_tan): Likewise.
8196 (fold_builtin_sincos): Likewise.
8197 (fold_builtin_cexp): Likewise.
8198 (fold_builtin_trunc): Likewise.
8199 (fold_builtin_floor): Likewise.
8200 (fold_builtin_ceil): Likewise.
8201 (fold_builtin_round): Likewise.
8202 (fold_builtin_int_roundingfn): Likewise.
8203 (fold_builtin_bitop): Likewise.
8204 (fold_builtin_bswap): Likewise.
8205 (fold_builtin_logarithm): Likewise.
8206 (fold_builtin_hypot): Likewise.
8207 (fold_builtin_pow): Likewise.
8208 (fold_builtin_powi): Likewise.
8209 (fold_builtin_exponent): Likewise.
8210 (fold_builtin_memset): Likewise.
8211 (fold_builtin_bzero): Likewise.
8212 (fold_builtin_memory_op): Likewise.
8213 (fold_builtin_bcopy): Deleted; call site changed to invoke
8214 fold_builtin_memory_op directly.
8215 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8216 (fold_builtin_strncpy): Likewise.
8217 (fold_builtin_memcmp): Likewise.
8218 (fold_builtin_strcmp): Likewise.
8219 (fold_builtin_strncmp): Likewise.
8220 (fold_builtin_signbit): Likewise.
8221 (fold_builtin_copysign): Likewise.
8222 (fold_builtin_isascii): Likewise.
8223 (fold_builtin_toascii): Likewise.
8224 (fold_builtin_isdigit): Likewise.
8225 (fold_builtin_fabs): Likewise.
8226 (fold_builtin_abs): Likewise.
8227 (fold_builtin_fmin_fmax): Likewise.
8228 (fold_builtin_carg): Likewise.
8229 (fold_builtin_classify): Likewise.
8230 (fold_builtin_unordered_cmp): Likewise.
8232 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8233 New functions split out from fold_builtin_1.
8234 (fold_builtin_n): New.
8235 (fold_builtin_varargs): New.
8236 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8238 (fold_call_expr): New.
8239 (build_function_call_expr): Rewrite to use new helper function.
8240 (fold_builtin_call_list): New.
8241 (build_call_expr): New.
8242 (fold_builtin_call_valist): New.
8243 (rewrite_call_expr): New.
8244 (validate_arg): New.
8245 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8246 of an arglist. Change return type to bool. Use new CALL_EXPR
8249 (fold_builtin_strstr): Pass call arguments individually instead
8250 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8251 accessors and constructors. Return NULL_TREE instead of 0.
8252 (fold_builtin_strchr): Likewise.
8253 (fold_builtin_strrchr): Likewise.
8254 (fold_builtin_strpbrk): Likewise.
8255 (fold_builtin_strcat): Likewise.
8256 (fold_builtin_strncat): Likewise.
8257 (fold_builtin_strspn): Likewise.
8258 (fold_builtin_strcspn): Likewise.
8259 (fold_builtin_fputs): Likewise.
8260 (fold_builtin_next_arg): Likewise.
8261 (fold_builtin_sprintf): Likewise.
8263 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8264 NULL_RTX instead of 0.
8265 (expand_builtin_memory_chk): Likewise.
8266 (maybe_emit_chk_warning): Likewise.
8267 (maybe_emit_sprintf_chk_warning): Likewise.
8269 (fold_builtin_object_size): Pass call arguments individually instead
8270 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8271 accessors and constructors. Return NULL_TREE instead of 0.
8272 (fold_builtin_memory_chk): Likewise.
8273 (fold_builtin_stxcpy_chk): Likewise.
8274 (fold_builtin_strncpy_chk): Likewise.
8275 (fold_builtin_strcat_chk): Likewise.
8276 (fold_builtin_strcat_chk): Likewise.
8277 (fold_builtin_strncat_chk): Likewise.
8278 (fold_builtin_sprintf_chk): Likewise.
8279 (fold_builtin_snprintf_chk): Likewise.
8280 (fold_builtin_printf): Likewise.
8281 (fold_builtin_vprintf): Likewise.
8283 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8285 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8286 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8287 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8288 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8289 (fold_unary): Likewise.
8290 (fold_binary): Likewise.
8291 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8292 ternary expressions.
8293 (fold): Add logic for tcc_vl_exp.
8294 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8295 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8296 (fold_build3_stat): Add assertion to flag broken interface for
8297 constructing CALL_EXPRs.
8298 (fold_build_call_list): New.
8299 (fold_build_call_list_initializer): New.
8300 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8302 (fold_strip_sign_ops): Likewise.
8304 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8305 Brooks Moses <brooks.moses@codesourcery.com>
8306 Lee Millward <lee.millward@codesourcery.com>
8308 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8309 accessors and dump arguments explicitly.
8311 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8313 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8315 (print_call_name): Use new CALL_EXPR accessors.
8317 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8318 CALL_EXPR arguments explicitly instead of as a list. Use
8319 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8321 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8322 (vrp_visit_stmt): Likewise.
8324 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8325 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8327 (force_move_till_expr): Likewise.
8329 * targhooks.c (default_external_stack_protect_fail): Use
8330 build_call_expr instead of build_function_call_expr.
8331 (default_hidden_stack_protect_fail): Likewise.
8333 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8336 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8337 and walk arguments explicitly.
8339 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8340 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8341 (expand_simple_operations): Likewise.
8342 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8344 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8345 of TREE_CODE_LENGTH.
8346 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8348 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8349 instead of TREE_CODE_LENGTH.
8351 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8352 (tree_ic_transform): Likewise.
8353 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8354 parameter instead of arglist. Fix callers.
8355 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8356 (tree_stringops_transform): Likewise.
8357 (tree_indirect_call_to_profile): Likewise.
8358 (tree_stringops_values_to_profile): Likewise.
8360 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8361 (eliminate_tail_call): Likewise.
8363 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8365 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8366 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8368 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8370 * omp-low.c (build_omp_barrier): Use build_call_expr.
8371 (lower_rec_input_clauses): Likewise.
8372 (lower_reduction_clauses): Likewise.
8373 (expand_parallel_call): Likewise.
8374 (maybe_catch_exception): Likewise.
8375 (expand_omp_for_generic): Likewise.
8376 (expand_omp_for_static_nochunk): Likewise.
8377 (expand_omp_sections): Likewise.
8378 (lower_omp_single_simple): Likewise.
8379 (lower_omp_single_copy): Likewise.
8380 (lower_omp_master): Likewise.
8381 (lower_omp_ordered): Likewise.
8382 (lower_omp_critical): Likewise.
8384 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8385 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8387 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8388 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8389 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8391 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8392 and generalize to handle any number of operands.
8393 (chrec_contains_undetermined): Likewise.
8394 (tree_contains_chrecs): Likewise.
8395 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8397 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8399 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8400 fold_call_expr instead of fold_builtin.
8401 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8402 match declarations there.
8403 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8406 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8407 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8409 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8410 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8412 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8415 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8416 (execute_cse_sincos): Use new CALL_EXPR accessors.
8418 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8420 * gimple-low.c (lower_function_body): Use build_call_expr.
8421 (lower_builtin_setjmp): Likewise.
8423 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8424 (set_storage_via_libcall): Likewise.
8425 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8426 instead of TREE_CODE_LENGTH.
8427 (expand_expr_real_1): Use new CALL_EXPR accessors.
8429 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8430 generalize to handle any number of operands.
8431 (TB_parent_eq): Likewise.
8433 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8434 (strip_builtin_expect): Likewise.
8436 * function.c (gimplify_parameters): Use build_call_expr.
8438 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8439 instead of TREE_CODE_LENGTH.
8441 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8442 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8444 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8447 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8448 (gimplify_decl_expr): Likewise.
8449 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8450 Use new CALL_EXPR iterators.
8451 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8452 (gimplify_modify_expr_to_memset): Likewise.
8453 (gimplify_variable_sized_compare): Likewise.
8454 (gimplify_omp_atomic_fetch_op): Likewise.
8455 (gimplify_omp_atomic_pipeline): Likewise.
8456 (gimplify_omp_atomic_mutex): Likewise.
8457 (gimplify_function_tree): Likewise.
8459 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8460 (call_expr_flags): Likewise.
8461 (expand_call): Likewise.
8463 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8464 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8467 * coverage.c (create_coverage): Use build_call_expr.
8469 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8470 (temp_call_expr_obstack): New.
8471 (pool_copy_list): Delete.
8472 (temp_copy_call_expr): New.
8473 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8474 CALL_EXPR accessors. Get rid of special goo for copying argument
8475 lists and use temp_copy_call_expr instead.
8476 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8477 CALL_EXPR accessors.
8478 (create_expression_by_pieces): Likewise. Use build_call_array
8479 to construct the result instead of fold_build3.
8480 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8481 dealing with argument lists.
8482 (init_pre): Remove references to expression_node_pool and
8483 list_node_pool. Init temp_call_expr_obstack instead.
8484 (fini_pre): Remove references to expression_node_pool and
8487 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8488 and walk arguments explicitly instead of as a list.
8490 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8491 (mx_register_decls): Likewise.
8492 (mudflap_register_call): Likewise.
8493 (mudflap_finish_file): Likewise.
8495 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8496 (ipa_callsite_compute_param): Likewise.
8498 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8499 accessors and constructor.
8501 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8502 accessors and constructor.
8503 (convert_tramp_reference): Likewise.
8504 (convert_call_expr): Likewise.
8505 (finalize_nesting_tree_1): Likewise.
8507 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8510 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8512 * tree-inline.c (initialize_inlined_parameters): Pass entire
8513 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8515 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8516 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8518 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8519 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8520 (vectorizable_reduction): Likewise.
8521 (vectorizable_call): Use new CALL_EXPR iterators.
8522 (vectorizable_conversion): Use build_call_expr.
8523 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8524 (vect_gen_widened_results_half): Use build_call_expr.
8525 (vect_setup_realignment): Likewise.
8526 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8528 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8529 (pass_through_call): Likewise.
8530 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8533 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8534 (tree_gen_pow2_profiler): Likewise.
8535 (tree_gen_one_value_profiler): Likewise.
8536 (tree_gen_ic_func_profiler): Likewise.
8537 (tree_gen_average_profiler): Likewise.
8538 (tree_gen_ior_profiler): Likewise.
8540 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8541 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8542 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8544 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8545 of TREE_CODE_LENGTH.
8547 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8548 of TREE_CODE_LENGTH.
8550 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8552 (convert_to_integer): Likewise.
8554 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8557 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8558 Brooks Moses <brooks.moses@codesourcery.com>
8559 Lee Millward <lee.millward@codesourcery.com>
8561 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8563 * config/frv/frv.c (frv_expand_builtin): Likewise.
8564 * config/s390/s390.c (s390_expand_builtin): Likewise.
8566 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8567 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8569 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8570 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8571 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8572 (ix86_expand_store_builtin): Likewise.
8573 (ix86_expand_unop_builtin): Likewise.
8574 (ix86_expand_unop1_builtin): Likewise.
8575 (ix86_expand_sse_compare): Likewise.
8576 (ix86_expand_sse_comi): Likewise.
8577 (ix86_expand_vec_init_builtin): Likewise.
8578 (ix86_expand_vec_ext_builtin): Likewise.
8579 (ix86_expand_vec_set_builtin): Likewise.
8580 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8582 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8583 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8585 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8586 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8587 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8589 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8591 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8592 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8593 arglist. Use new CALL_EXPR accessors. Fix callers.
8594 (altivec_expand_abs_builtin): Likewise.
8595 (rs6000_expand_binop_builtin): Likewise.
8596 (altivec_expand_predicate_builtin): Likewise.
8597 (altivec_expand_lv_builtin): Likewise.
8598 (spe_expand_stv_builtin): Likewise.
8599 (altivec_expand_stv_builtin): Likewise.
8600 (rs6000_expand_ternop_builtin): Likewise.
8601 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8602 (altivec_expand_st_builtin): Likewise.
8603 (altivec_expand_dst_builtin): Likewise.
8604 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8605 arglist. Use new CALL_EXPR accessors. Fix callers.
8606 (altivec_expand_vec_set_builtin): Likewise.
8607 (altivec_expand_vec_ext_builtin): Likewise.
8608 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8609 (spe_expand_builtin): Likewise.
8610 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8611 arglist. Use new CALL_EXPR accessors. Fix callers.
8612 (spe_expand_evsel_builtin): Likewise.
8613 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8614 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8616 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8617 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8618 (arm_expand_unop_builtin): Likewise.
8619 (arm_expand_builtin): Use new CALL_EXPR accessors.
8621 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8624 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8625 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8626 (bfin_expand_unop_builtin): Likewise.
8627 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8629 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8630 Brooks Moses <brooks.moses@codesourcery.com>
8631 Lee Millward <lee.millward@codesourcery.com>
8633 * c-semantics.c (build_stmt): Add internal diagnostic check.
8635 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8636 accessors. Print arguments explicitly instead of as a list.
8638 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8640 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8641 (c_finish_omp_flish): Likewise.
8643 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8644 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8645 instead of TREE_CODE_LENGTH.
8646 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8647 (c_warn_unused_result): Likewise.
8649 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8652 * doc/invoke.texi (Warning Options): Remove
8653 -Werror-implicit-function-declaration.
8654 (Wimplicit-function-declaration): Update description.
8655 * opts.c (common_handle_option): Move handling of -Werror=* to...
8656 (enable_warning_as_error): ...here.
8657 * opts.h (enable_warning_as_error): Declare.
8658 * c-decl.c (implicit_decl_warning): Unless
8659 -Wno-implicit-function-declaration is given, emit a pedwarn if
8660 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8661 * c.opt (Wimplicit-function-declaration): Replace
8662 mesg_implicit_function_declaration with
8663 warn_implicit_function_declaration.
8664 * c-opts.c (c_common_handle_option):
8665 -Werror-implicit-function-declaration is exactly equal as
8666 -Werror=implicit-function-declaration.
8667 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8668 warn_implicit_function_declaration.
8669 (c_common_post_options): -Wimplict-function-declaration is enabled
8670 by default by -std=c99, otherwise is disabled by default.
8671 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8673 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8675 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8676 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8677 former is ignored but not the latter.
8679 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8681 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8682 is made and the reference doesn't use the alias set of its type,
8683 do not create the temporary using that type.
8685 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8687 * jump.c: Remove prototypes for delete_computation and
8688 delete_prior_computation.
8690 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8692 * jump.c (get_label_after): Delete.
8693 (get_label_before, delete_computation, delete_jump,
8694 delete_prior_computation, follow_jumps): Move...
8695 * reorg.c (delete_computation, delete_prior_computation): ... here...
8696 (get_label_before, delete_jump): ... making these static ...
8697 (follow_jumps): ... and simplifying this since it only runs after
8699 * rtl.h (get_label_after, get_label_before, delete_jump,
8700 follow_jumps): Delete prototypes.
8702 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8704 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8706 2007-02-15 Nick Clifton <nickc@redhat.com>
8708 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8709 order to prevent it from being munged by the target.
8711 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/i386.md: Remove misleading comment.
8715 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8717 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8718 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8721 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8723 * tree-sra.c (instantiate_missing_elements): Canonicalize
8725 (sra_build_assignment): New.
8726 (generate_copy_inout, generate_element_copy,
8727 generate_element_zero, generate_one_element_init): Use it.
8729 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8731 * tree-sra.c (instantiate_missing_elements): Canonicalize
8733 (sra_build_assignment): New.
8734 (generate_copy_inout, generate_element_copy,
8735 generate_element_zero, generate_one_element_init): Use it.
8737 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8739 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8742 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8744 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8745 types as aggregates not scalars.
8746 * function.c (assign_stack_temp_for_type): Likewise.
8748 2007-02-14 Roger Sayle <roger@eyesopen.com>
8749 Zdenek Dvorak <dvorakz@suse.cz>
8751 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8754 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8756 * passes.c (next_pass_1): Clear the next field of the copied
8759 2007-02-14 Richard Henderson <rth@redhat.com>
8761 * tree-sra.c (early_sra): New.
8762 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8763 (tree_sra_early, pass_sra_early): New.
8764 * tree-pass.h (pass_sra_early): Declare.
8765 * passes.c (init_optimization_passes): Use it.
8767 2007-02-14 Richard Guenther <rguenther@suse.de>
8769 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8771 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8773 PR tree-optimization/30771
8774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8776 (vect_analyze_operations): Induction phis can now be marked as
8778 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8779 Update documentation accordingly.
8781 2007-02-14 Nick Clifton <nickc@redhat.com>
8783 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8784 most 3 arguments are supported.
8785 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8787 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8789 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8790 Ensure dst->current is valid.
8792 2007-02-13 Paul Brook <paul@codesourcery.com>
8794 * config.gcc: Add arm*-*-uclinux-*eabi.
8795 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8796 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8797 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8798 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8799 (LINK_SPEC): Define.
8801 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8803 * config/arm/uclinux-eabi.h: New file.
8804 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8805 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8808 2007-02-13 Ian Lance Taylor <iant@google.com>
8810 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8811 * flags.h (warn_strict_overflow): Declare.
8812 (enum warn_strict_overflow_code): Define.
8813 (issue_strict_overflow_warning): New static inline function.
8814 * opts.c (warn_strict_overflow): New variable.
8815 (common_handle_option): Handle OPT_Wstrict_overflow and
8816 OPT_Wstrict_overflow_.
8817 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8819 * fold-const.c: Include intl.h.
8820 (fold_deferring_overflow_warnings): New static variable.
8821 (fold_deferred_overflow_warning): New static variable.
8822 (fold_deferred_overflow_code): New static variable.
8823 (fold_defer_overflow_warnings): New function.
8824 (fold_undefer_overflow_warnings): New function.
8825 (fold_undefer_and_ignore_overflow_warnings): New function.
8826 (fold_deferring_overflow_warnings_p): New function.
8827 (fold_overflow_warning): New static function.
8828 (make_range): Add strict_overflow_p parameter. Change all
8830 (extract_muldiv, extract_muldiv_1): Likewise.
8831 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8832 tree_expr_nonnegative_p.
8833 (fold_negate_expr): Call fold_overflow_warning.
8834 (fold_range_test): Likewise.
8835 (fold_comparison): Likewise.
8836 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8837 instead of tree_expr_nonnegative_p.
8838 (tree_expr_nonnegative_warnv_p): Rename from
8839 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8840 (tree_expr_nonnegative_p): New function.
8841 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8842 strict_overflow_p parameter.
8843 (tree_expr_nonzero_p): New function.
8844 * passes.c (verify_interpass_invariants): New static function.
8845 (execute_one_pass): Call it.
8846 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8848 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8849 (estimate_numbers_of_iterations): Likewise.
8850 (scev_probably_wraps_p): Likewise.
8851 * tree-ssa-ccp.c: Include "toplev.h".
8852 (evaluate_stmt): Defer fold overflow warnings until we know we are
8854 (struct fold_stmt_r_data): Add stmt field.
8855 (fold_stmt_r): Defer fold overflow warnings until we know we
8857 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8858 (fold_stmt_inplace): Likewise.
8859 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8860 (cleanup_control_expr_graph): Defer fold overflow warnings until
8861 we know we are going to optimize.
8862 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8863 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8865 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8866 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8867 * tree-ssa-loop-manip.c (create_iv): Likewise.
8868 * c-typeck.c (build_conditional_expr): Likewise.
8869 (build_binary_op): Likewise.
8870 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8871 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8872 (extract_range_from_unary_expr): Likewise.
8873 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8874 assuming that signed overflow does not occur.
8875 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8876 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8877 (fold_defer_overflow_warnings): Declare.
8878 (fold_undefer_overflow_warnings): Declare.
8879 (fold_undefer_and_ignore_overflow_warnings): Declare.
8880 (fold_deferring_overflow_warnings_p): Declare.
8881 (tree_expr_nonzero_warnv_p): Declare.
8882 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8884 (Warning Options): Document -Wstrict-overflow.
8885 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8886 (tree-ssa-ccp.o): Likewise.
8887 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8888 (fold-const.o): Depend on intl.h.
8890 2007-02-13 Ian Lance Taylor <iant@google.com>
8893 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8896 2007-02-13 Stuart Hastings <stuart@apple.com>
8898 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8900 2007-02-13 Richard Henderson <rth@redhat.com>
8902 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8903 handled_component_p before looking for the indirect_ref.
8905 2007-02-13 Richard Henderson <rth@redhat.com>
8907 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8908 remove flags clobber.
8909 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8910 (bswaphi_lowpart): New.
8911 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8912 remove TARGET_BSWAP test. Delete expander of the same name.
8914 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8915 (expand_unop): Use them.
8917 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8919 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8920 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8921 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8922 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8923 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8924 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8925 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8926 assembler dialect choice from asm templates.
8928 2007-02-12 Richard Henderson <rth@redhat.com>
8930 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8931 (fixuns_trunc<SSEMODEF>si2): Use it.
8932 * config/i386/sse.md (vec_setv4sf_0): Export.
8933 * config/i386/i386.c (ix86_build_const_vector): Export.
8934 (ix86_split_convert_uns_si_sse): Rename from
8935 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8936 * config/i386/i386-protos.h: Update.
8938 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8941 * c-typeck.c (c_finish_return): Improve warning message.
8943 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8945 * alias.c (find_symbolic_term): Delete unused function.
8947 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8949 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8950 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8951 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8953 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8955 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8956 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8957 the function, temporarily point the debug interface to the null one.
8959 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8961 * dwarf2out.c (round_up_to_align): New static function.
8962 (field_byte_offset): Use it to round the offset.
8964 2007-02-12 Richard Henderson <rth@redhat.com>
8966 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8967 (inswl_const): Export.
8969 2007-02-12 Richard Henderson <rth@redhat.com>
8971 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8972 result mode of the libcall, convert back to outmode.
8974 2007-02-12 Roger Sayle <roger@eyesopen.com>
8976 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8977 (bswapdi2): New define_expand to implement 32-bit implementation.
8979 2007-02-12 Nick Clifton <nickc@redhat.com>
8981 * doc/invoke.texi (Overall Options): Document --help=.
8982 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8983 (cc1_options): Pass --help= on to cc1.
8984 (display_help): Add description of --help=.
8985 (process_command): Add code to handle --help=. Allow translated
8986 --help and --target-help switches to be passed on to compiler
8988 (main): Remove unused if statement.
8989 * opts.c (columns): Remove.
8990 (LEFT_COLUMN): Define.
8991 (wrap_help): Add columns argument.
8992 (print_filtered_help): Change parameters to be an include bitmask,
8993 an exclude bitmask, an any bitmask and the column width. Move the
8994 code to display the params list here. Add code to display the
8995 status of options rather than their descriptions if the quiet flag
8997 (print_specific_help): Change parameters to be an include bitmask,
8998 an exclude bitmask and an any bitmask. Move code to look up the
8999 column width here. Decide upon the title for an options listing.
9000 (common_handle_options): Add code to handle --help=. Adapt code
9001 for --help and --target-help to use the revised form of the
9002 print_specific_help function.
9003 (print_help): Delete.
9004 (print_param_help): Delete.
9005 (print_switch): Delete.
9006 * opts.h (cl_lang_count): Add prototype.
9007 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9008 CL_MAX_OPTION_CLASS): New defines.
9009 * optc-gen.awk: Add construction of cl_lang_count.
9010 * c.opt: Add Warning attribute to warning options and Optimization
9011 attribute to optimization options.
9012 * common.opt: Likewise.
9014 Add -fhelp and -ftarget-help as aliases for the transformed --help
9015 and --target-help options.
9016 * opt-functions.awk: Add code to handle Warning and Optimization
9019 2007-02-12 Richard Henderson <rth@redhat.com>
9021 * config/alpha/constraints.md: New file.
9022 * config/alpha/alpha.c: Include tm-constrs.h.
9023 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9024 alpha_extra_constraint): Remove.
9025 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9026 * config/alpha/alpha-protos.h: Update.
9027 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9028 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9029 (EXTRA_CONSTRAINT): Remove.
9030 * config/alpha/alpha.md: Include constraints.md.
9031 (adddi splitter): Use satisfies_constraint_*.
9032 * config/alpha/predicates.md (add_operand): Likewise.
9033 (sext_add_operand, addition_operation): Likewise.
9035 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9037 PR tree-optimization/29145
9038 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9039 in our handling of restrict qualified pointers.
9041 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9044 * doc/invoke.texi (Wunused-value): Update description.
9045 (Wextra): Delete item.
9046 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9047 value of Wunused-value.
9048 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9049 (c_finish_stmt_expr): Don't check extra_warnings.
9050 (emit_side_effect_warnings): The caller is responsible to check
9053 2007-02-11 Roger Sayle <roger@eyesopen.com>
9054 Matt Thomas <matt@3am-software.com>
9056 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9058 2007-02-11 Roger Sayle <roger@eyesopen.com>
9060 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9061 comparisons of POPCOUNT against zero.
9062 (simplify_const_relational_operation): Likewise.
9064 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9066 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9068 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9070 * dwarf2out.c (root_type): Delete unused function.
9072 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9074 * genattrtab.c (contained_in_p): Delete unused function.
9075 (write_expr_attr_cache): Likewise.
9077 2007-02-11 Jan Hubicka <jh@suse.cz>
9079 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9082 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9084 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9085 to add the REG_EQ* note.
9086 * see.c (see_merge_one_use_extension): Likewise.
9087 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9088 turn REG_EQUAL notes into REG_EQUIV notes if the target
9089 register may have more than one set.
9090 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9091 * gcse.c (try_replace_reg): Likewise.
9092 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9093 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9094 more than one REG_EQUIV note.
9095 * reload1.c (gen_reload): Use set_unique_reg_note.
9097 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9099 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9100 (ix86_builtin_conversion): New function.
9102 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9105 * tree.h (DECL_REPLACEABLE_P): New macro.
9106 * except.c (set_nothrow_function_flags): Likewise.
9108 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9109 Ira Rosen <irar@il.ibm.com>
9110 Dorit Nuzman <dorit@il.ibm.com>
9112 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9113 * targhooks.c (default_builtin_vectorized_conversion): New.
9114 * targhooks.h (default_builtin_vectorized_function): New declaration.
9115 * target.h (struct vectorize): Add builtin_conversion field.
9116 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9117 stmt_vec_info_type value.
9118 (vectorizable_conversion): New declaration.
9119 * tree-vect-analyze.c (vect_analyze_operations): Add
9120 vectorizable_conversion call.
9121 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9122 * tree-vect-transform.c (vectorizable_conversion): New function.
9123 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9124 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9126 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9127 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9128 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9129 or ALTIVEC_BUILTIN_VCFSX.
9131 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9134 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9135 CONST_DOUBLE and operand 0 is a hard register.
9136 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9137 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9138 is a hard floating-point register.
9140 2007-02-10 Richard Henderson <rth@redhat.com>
9141 Jakub Jelinek <jakub@redhat.com>
9142 Alexandre Oliva <aoliva@redhat.com>
9144 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9145 * builtin-types.def (BT_WORD): Make unsigned.
9146 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9147 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9148 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9149 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9150 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9151 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9153 * expr.c (emutls_var_address): New.
9154 (expand_expr_real_1): Expand emulated tls.
9155 (expand_expr_addr_expr_1): Likewise.
9156 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9157 * output.h (emutls_finish): Declare.
9158 * toplev.c (compile_file): Call it.
9159 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9160 address before wrapping in CONST.
9161 * varasm.c (emutls_htab, emutls_object_type): New.
9162 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9163 (get_emutls_object_name, get_emutls_object_type): New.
9164 (get_emutls_init_templ_addr, emutls_decl): New.
9165 (emutls_common_1, emutls_finish): New.
9166 (assemble_variable): When emulating tls, swap decls; generate
9167 constructor for the emutls objects.
9168 (do_assemble_alias): When emulating tls, swap decl and target name.
9169 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9171 * varpool.c (decide_is_variable_needed): Look at force_output.
9172 Recurse for emulated tls.
9173 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9174 with decide_is_variable_needed.
9175 * emutls.c: New file.
9176 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9177 tls_object for real tls.
9179 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9181 PR rtl-optimization/29599
9182 * reload1.c (eliminate_regs_in_insn): Take the destination
9183 mode into account when computing the offset.
9185 2007-02-09 Stuart Hastings <stuart@apple.com>
9186 Richard Henderson <rth@redhat.com>
9188 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9189 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9190 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
9191 fixuns_truncdfhi2): New.
9192 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
9193 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
9194 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
9195 (floatunssidf2): Allow nonimmediate source.
9196 * config/i386/sse.md (movdi_to_sse): New.
9197 (vec_concatv2di): Drop '*'.
9198 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
9199 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9200 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
9202 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
9203 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9204 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
9205 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
9206 (ix86_build_signbit_mask): Fix decl of v, refactor to call
9207 ix86_build_const_vector.
9208 (x86_emit_floatuns): Rewrite.
9210 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9212 * genautomata.c (longest_path_length): Delete unused function.
9213 (struct state): Delete unused longest_path_length.
9214 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
9215 (get_free_state): Delete unused.
9217 2007-02-09 Jan Hubicka <jh@suse.cz>
9219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9220 * doc/invoke.texi (inline-unit-growth): Update default value.
9222 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9223 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9224 (rebuild_cgraph_edges): Likewise.
9225 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9226 (dump_cgraph_node): Dump frequencies.
9227 (cgraph_clone_edge): Add frequency scales.
9228 (cgraph_clone_node): Add freuqnecy.
9229 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9230 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9231 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9232 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9233 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9234 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9235 (save_inline_function_body): Likewise.
9236 * ipa-inline.c: inluce rtl.h
9237 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9238 (cgraph_edge_badness): Use frequencies.
9239 (cgraph_decide_recursive_inlining): Update clonning.
9240 (cgraph_decide_inlining_of_small_function): Dump frequency.
9241 * predict.c (estimate_bb_frequencies): Export.
9242 * predict.h (estimate_bb_frequencies): Declare.
9243 * tree-inline.c (copy_bb): Watch overflows.
9244 (expand_call_inline): Update call of cgraph_create_edge.
9245 (optimize_inline_calls): Use TODO flags to update frequnecies.
9246 * passes.h: Include predict.h
9247 (init_optimization_passes): Move profile ahead.
9248 (execute_function_todo): Handle TODO_rebuild_frequencies.
9250 2007-02-09 Roger Sayle <roger@eyesopen.com>
9252 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9253 the insbl or inswl pattern into a register.
9255 2007-02-09 Roger Sayle <roger@eyesopen.com>
9257 * config/ia64/ia64.md (bswapdi2): New define_insn.
9259 2007-02-09 Richard Henderson <rth@redhat.com>
9261 * config/i386/constraints.md (Ym): New constraint.
9262 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9263 (movdi_1_rex64): Split sse and xmm general register moves from
9264 memory move alternatives. Use conditional register constraints.
9265 (movsf_1, movdf_integer): Likewise.
9266 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9267 (movdf_integer_rex64): New.
9268 (pushsf_rex64): Fix output constraints.
9269 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9270 (sse2_stored): Likewise.
9271 (sse2_storeq_rex64): New.
9272 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9273 amd and not generic.
9274 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9275 for optimize_size. Remove SF/DFmode hack.
9277 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9279 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9282 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9283 Richard Sandiford <richard@codesourcery.com>
9285 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9286 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9287 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9288 m68k/t-mlib to tmake_file.
9289 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9290 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9291 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9292 Allow it to be cf or m68k. Set m68k_arch_family. If that
9293 variable is not empty, add t-$m68k_arch_family to tmake_file.
9294 Add t-mlibs to tmake_file.
9295 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9296 * config/m68k/t-cf: New file.
9297 * config/m68k/t-m68k: Likewise.
9298 * config/m68k/t-mlibs: Likewise.
9299 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9300 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9301 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9302 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9303 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9305 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9306 (INSTALL_LIBGCC): Delete.
9307 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9308 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9309 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9310 (M68K_MLIB_CPU): Define.
9311 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9312 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9313 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9315 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9316 Richard Guenther <rguenther@suse.de>
9319 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9320 against INT_MIN/INT_MAX.
9321 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9322 file if a loop is removed.
9324 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9326 * calls.c (store_one_arg): Pass correct alignment to
9327 emit_push_insn for non-BLKmode values.
9328 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9329 unaligned stack slot via a suitably aligned slot.
9331 2007-02-08 DJ Delorie <dj@redhat.com>
9333 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9335 (legal_subregs): Use unsigned char, make const.
9336 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9338 2007-02-08 Paul Brook <paul@codesourcery.com>
9340 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9341 special interworking needed.
9343 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9345 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9346 conditional to __SSE2__.
9347 (Entries below should have been added to first ChangeLog
9348 entry for amdfam10 dated 2007-02-05)
9349 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9351 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9353 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9356 2007-02-08 DJ Delorie <dj@redhat.com>
9358 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9359 * config/m32c/m32c.c (legal_subregs): New.
9360 (m32c_illegal_subreg_p): New.
9361 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9362 unsupported subregs of hard regs.
9364 2007-02-08 Jan Hubicka <jh@suse.cz>
9366 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9367 the same one; always update histograms.
9369 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9371 * passes.c (init_optimization_passes): Tidy comment.
9373 2007-02-08 Roger Sayle <roger@eyesopen.com>
9375 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9376 strip zero_extend, bswap and rotates from POCOUNT's argument.
9377 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9378 zero_extend and rotates from PARITY's argument.
9379 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9380 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9381 of an integer constant at compile-time.
9383 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9386 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9388 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9391 * tree-ssa-live.c (remove_unused_locals): Do not remove
9392 TREE_ADDRESSABLE variables.
9393 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9394 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9395 FOR_CLOBBER. Update all users.
9396 If VAR has an associated alias set, add a virtual operand for
9397 it if no alias is found to conflict with the memory reference.
9399 2007-02-07 Jan Hubicka <jh@suse.cz>
9400 Robert Kidd <rkidd@crhc.uiuc.edu>
9402 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9404 2007-02-07 Ian Lance Taylor <iant@google.com>
9406 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9408 2007-02-07 Roger Sayle <roger@eyesopen.com>
9410 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9411 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9412 tablejumpdi, movsi_to_cr_one): Remove constraints from
9413 define_expand's match_operands.
9415 2007-02-07 Roger Sayle <roger@eyesopen.com>
9417 * global.c (compute_regsets): Move declatation of "i" inside of
9418 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9420 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9423 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9424 of INDIRECT_REF <RESULT_DECL>.
9426 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9428 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9429 Kaz Kojima <kkojima@gcc.gnu.org>
9432 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9434 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9436 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9438 * doc/loop.texi: Document possibility not to perform disambiguation
9439 of loops with multiple latches.
9440 * cfgloopmanip.c (alp_enum_p): Removed.
9441 (add_loop): Handle subloops. Use get_loop_body_with_size.
9442 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9443 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9444 the new forwarder block.
9445 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9446 Handle the case latch is NULL.
9447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9448 when marking loop exits.
9449 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9451 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9452 disambiguate_loops_with_multiple_latches.
9453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9454 before fix_loop_structure.
9455 * cfgloop.c: Include pointer-set.h and output.h.
9456 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9457 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9458 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9459 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9460 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9461 disambiguate_multiple_latches, get_loop_body_with_size,
9462 disambiguate_loops_with_multiple_latches): New functions.
9463 (flow_loop_dump): Dump multiple latch edges.
9464 (flow_loop_nodes_find): Handle loops with multiple latches.
9465 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9466 (glb_enum_p): Modified.
9467 (get_loop_body): Use get_loop_body_with_size.
9468 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9469 (AVOID_CFG_MODIFICATIONS): New constant.
9470 (disambiguate_loops_with_multiple_latches, add_loop,
9471 get_loop_body_with_size): Declare.
9472 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9474 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9477 * global.c (compute_regsets): New function.
9478 (global_alloc): Refactored ELIMINABLE_REGSET
9479 and NO_GLOBAL_ALLOC_REGS computation out.
9480 (rest_of_handle_global_alloc): Call compute_regsets()
9481 for non-optimizing case.
9483 2007-02-06 Richard Henderson <rth@redhat.com>
9485 * config/i386/constraints.md (Y2): Rename from Y.
9486 (Yi): New constraint.
9487 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9488 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9489 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9490 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9491 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9492 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9493 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9494 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9495 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9496 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9497 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9498 vec_extractv2si_1): Change Y constraints to Y2.
9499 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9500 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9501 Change Y constraints to Y2.
9502 (sse2_loadld): Change Y constraints to x.
9504 2007-02-06 Roger Sayle <roger@eyesopen.com>
9506 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9507 (parity<mode>2): New define_expand using rs6000_emit_parity.
9508 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9509 rs6000_emit_parity): New functions.
9510 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9511 rs6000_emit_parity): Prototype here.
9513 2007-02-06 Ian Lance Taylor <iant@google.com>
9515 * lower-subreg.c (simple_move_operand): Reject CONST.
9516 (resolve_clobber): Call validate_change rather than directly
9517 assigning to XEXP (pat, 0).
9519 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9521 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9522 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9523 (tree-cfg.o): Remove hashtab.h dependency.
9525 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9526 (struct ivopts_data): Change niters to pointer_map_t.
9527 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9528 (niter_for_exit): Create pointer_map on demand. Change for
9530 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9531 (free_loop_data): Destroy data->niters if created and reset field.
9532 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9533 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9535 * tree-ssa-reassoc.c: Include pointer-set.h.
9536 (bb_rank): Change to long *.
9537 (operand_rank): Change to pointer_map_t.
9538 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9539 (insert_operand_rank): Accept long.
9540 (operand_entry_hash, operand_entry_eq): Remove.
9541 (get_rank): Return long. Adjust for changes above.
9542 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9544 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9546 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9547 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9548 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9550 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9551 directly since it cannot be NULL.
9552 (get_vi_for_tree): Rewrite for pointer_map API.
9553 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9554 (init_alias_vars): Create vi_for_tree as pointer_map.
9555 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9557 * tree-cfg.c: Don't include hashtab.h.
9558 (edge_to_cases): Declare as pointer_map.
9559 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9561 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9562 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9563 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9565 (record_switch_edge): Delete.
9566 (get_cases_for_edge): Adjust for pointer_map API, inline
9567 record_switch_edge (rewritten for new API), remove goto.
9569 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9571 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9572 * tree-nested.c: Include pointer-set.h.
9573 (var_map_elt, var_map_eq, var_map_hash): Delete.
9574 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9576 (nesting_info_bitmap_obstack): New.
9577 (lookup_field_for_decl): Adjust for pointer_map API.
9578 (lookup_tramp_for_decl): Adjust for pointer_map API.
9579 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9580 (get_local_debug_decl): Adjust for pointer_map API.
9581 (convert_nl_goto_reference): Adjust for pointer_map API.
9582 (convert_nl_goto_receiver): Adjust for pointer_map API.
9583 (create_nesting_tree): Create outside GGC space. Create bitmap on
9584 the new obstack. Create field_map and var_map as pointer_maps.
9585 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9587 (lower_nested_functions): Move root here, no need to NULL it.
9588 Initialize and release the obstack.
9590 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9592 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9593 Remove prototypes and make them non-static.
9594 (struct tree_int_map): Remove.
9595 * tree.h (struct tree_int_map): Move here, turning TO into an
9597 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9599 * tree.h (TREE_COMPLEXITY): Remove.
9600 (struct tree_exp): Remove complexity field.
9601 * tree.c (build1_stat): Don't set it.
9603 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9604 Victor Kaplansky <victork@il.ibm.com>
9606 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9607 (vect_is_simple_reduction): Support reduction with induction as
9608 one of the operands.
9609 (vect_is_simple_iv_evolution): Fix formatting.
9610 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9611 formatting. Don't mark induction phis for vectorization.
9612 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9613 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9614 (vect_get_vec_def_for_operand): Support induction.
9615 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9617 (vectorizable_reduction): Support reduction with induction as one of
9619 (vectorizable_type_demotion): Use def-type of stmt argument rather
9620 than dummy def-type.
9622 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9623 flag_tree_scev_cprop.
9624 * common.opt (tree-scev-cprop): New flag.
9626 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9627 call to vect_get_new_vect_var.
9629 2007-02-06 Ira Rosen <irar@il.ibm.com>
9631 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9632 vectype is not NULL.
9633 (vect_pattern_recog_1): Likewise.
9635 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9637 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9638 (fold_negate_expr): Likewise.
9640 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9643 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9644 even if cv-qualification is the same.
9646 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9648 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9649 __enable_execute_stack on completion.
9651 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9653 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9654 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9655 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9656 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9657 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9658 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9659 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9660 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9662 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9664 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9665 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9666 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9667 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9668 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9669 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9670 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9671 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9672 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9673 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9674 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9675 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9676 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9677 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9678 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9679 sqrtextenddfxf2_i387): Added amdfam10_decode.
9681 * config/i386/athlon.md (athlon_idirect_amdfam10,
9682 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9683 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9684 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9685 athlon_ivector_store_amdfam10): New define_insn_reservation.
9686 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9691 * config/i386/athlon.md (athlon_call_amdfam10,
9692 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9693 define_insn_reservation.
9694 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9695 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9696 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9698 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9700 * config/i386/athlon.md (athlon_sseld_amdfam10,
9701 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9702 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9706 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9707 define_insn_reservation.
9708 * config/i386/i386.md (sseins): Added sseins to define_attr type
9709 and define_attr unit.
9710 * config/i386/sse.md: Set type attribute to sseins for insertq
9713 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9715 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9716 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9717 ssecomi_load_amdfam10, ssecomi_amdfam10,
9718 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9719 define_insn_reservation.
9720 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9724 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9725 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9726 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9727 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9728 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9729 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9730 define_insn_reservation.
9732 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9733 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9734 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9735 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9736 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9740 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9741 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9742 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9743 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9744 athlon_ssemul_load_k8): Added amdfam10.
9746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9748 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9749 (x86_sse_unaligned_move_optimal): New variable.
9751 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9753 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9754 for unaligned vector SSE double/single precision loads for AMDFAM10.
9756 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9758 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9759 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9760 Define TARGET_CPU_DEFAULT_amdfam10.
9761 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9762 (processor_type): Add PROCESSOR_AMDFAM10.
9764 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9765 processor_type in config/i386/i386.h.
9766 Enable imul peepholes for TARGET_AMDFAM10.
9768 * config.gcc: Add support for --with-cpu option for amdfam10.
9770 * config/i386/i386.c (amdfam10_cost): New variable.
9771 (m_AMDFAM10): New macro.
9772 (m_ATHLON_K8_AMDFAM10): New macro.
9773 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9774 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9775 x86_promote_QImode, x86_integer_DFmode_moves,
9776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9777 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9778 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9779 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9780 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9781 Enable/disable for amdfam10.
9782 (override_options): Add amdfam10_cost to processor_target_table.
9783 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9784 processor_alias_table.
9785 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9786 (ix86_adjust_cost): Add code for amdfam10.
9788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9790 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9791 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9792 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9793 * config/i386/i386.h: Add builtin definition for SSE4A.
9794 * config/i386/i386.md: Add support for ABM instructions
9796 * config/i386/sse.md: Add support for SSE4A instructions
9797 (movntss, movntsd, extrq, insertq).
9798 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9799 Add -march=amdfam10 flag.
9800 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9801 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9803 * doc/extend.texi: Add documentation for SSE4A builtins.
9805 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9807 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9809 2007-02-05 Richard Guenther <rguenther@suse.de>
9811 * tree-vectorizer.h (vectorizable_function): Add argument type
9812 argument, change return type.
9813 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9814 * tree-vect-transform.c (vectorizable_function): Handle extra
9815 argument, return vectorized function decl.
9816 (build_vectorized_function_call): Remove.
9817 (vectorizable_call): Handle calls with result and argument types
9818 differing. Handle loop vectorization factor correctly.
9819 * targhooks.c (default_builtin_vectorized_function): Adjust for
9821 * targhooks.h (default_builtin_vectorized_function): Likewise.
9822 * target.h (builtin_vectorized_function): Add argument type
9824 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9825 extra argument, allow vectorizing of lrintf.
9826 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9827 documentation of target hook.
9829 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9832 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9833 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9834 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9836 2007-02-05 Roger Sayle <roger@eyesopen.com>
9838 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9839 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9840 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9841 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9842 before canonicalizing sincos to cexpi.
9843 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9845 2007-02-05 Roger Sayle <roger@eyesopen.com>
9847 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9848 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9849 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9851 2007-02-05 Roger Sayle <roger@eyesopen.com>
9853 * mips-tfile.c (initialize_init_file): Correct endianness test.
9855 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9857 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9860 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9862 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9863 saves in a PARALLEL before the register assignments.
9865 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9867 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9868 DWARF_FRAME_RETURN_COLUMN to be a general register.
9869 * dwarf2out.c (init_return_column_size): New function, split from...
9870 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9871 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9872 to be nongeneral registers.
9873 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9875 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9876 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9878 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9880 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9882 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9884 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9885 (remove_path): Use can_remove_branch_p and remove_branch instead
9886 of loop_delete_branch_edge.
9887 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9888 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9889 Update profile using scale_dominated_blocks_in_loop.
9890 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9891 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9892 (can_remove_branch_p, remove_branch): Declare.
9893 * tree-cfg.c (tree_can_remove_branch_p): New function.
9894 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9895 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9896 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9898 2007-02-05 Jan Hubicka <jh@suse.cz>
9901 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9902 nodes in cgraph, don't remove offline copy of the function.
9904 2007-02-04 Jan Hubicka <jh@suse.cz>
9906 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9907 vectors might cause maybe_lookup_element_for_expr to be called
9908 on non-sra-candidate.
9910 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9912 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9913 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9914 spelling conventions.
9916 2007-02-04 Richard Guenther <rguenther@suse.de>
9919 * fold-const.c (try_move_mult_to_index): Make sure to not
9920 overflow one dimension of a multi-dimensional array access.
9922 2007-02-04 Jan Hubicka <jh@suse.cz>
9924 * passes.c (init_optimization_passes): Reindent.
9926 2007-02-04 Jan Hubicka <jh@suse.cz>
9927 Eric Botcazou <ebotcazou@adacore.com>
9929 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9930 (execute_fixup_cfg): Break out the abnormal goto code.
9931 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9932 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9933 (optimize_inline_calls): Call make_nonlocal_label_edges.
9935 2007-02-04 Jan Hubicka <jh@suse.cz>
9937 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9938 true when something was changed.
9939 (rename_ssa_copies): When something was changed, do
9940 TODO_remove_unused_locals.
9941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9942 add TODO_remove_unused_locals when instruction was removed.
9944 2007-02-04 Jan Hubicka <jh@suse.cz>
9946 * ipa-inline.c (try_inline): Improve debug output; work on already
9948 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9949 call try_inline for already inlined edges too when flattening;
9950 inline also functions that make callee growth but overall unit size
9953 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9955 * config/m32c/bitops.md, config/m32c/jump.md,
9956 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9957 config/m32r/m32r.h, config/m32r/m32r.md,
9958 config/m32r/predicates.md, config/m68hc11/larith.asm,
9959 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9960 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9961 config/mips/mips-protos.h, config/mips/mips.c,
9962 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9963 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9964 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9965 spelling conventions.
9967 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9968 Follow spelling conventions.
9970 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9972 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9973 warn about C++0x compatibility.
9975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9977 * config/h8300/h8300.c, config/h8300/h8300.h,
9978 config/h8300/h8300.md: Follow spelling conventions.
9980 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9983 * combine.c (try_combine): Do not substitute source operand
9984 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9986 2007-02-03 Jan Hubicka <jh@suse.cz>
9988 PR gcov-profile/30650
9989 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9990 do not divide by zero for never executed counters.
9991 (tree_find_values_to_profile): Fix counters.
9992 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9994 2007-02-03 Ian Lance Taylor <iant@google.com>
9996 * lower-subreg.c (simple_move_operand): New static function,
9997 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9999 (simple_move): Call simple_move_operand.
10000 (find_decomposable_subregs): Add special handling of MEMs.
10001 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10002 meaning of return value. If we see a hard register, test whether
10003 it can store a word_mode value. Change all callers.
10005 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10007 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10008 ftrapv insns and expanders.
10009 (subdi3): Change define_expand operand 1 to arith11_operand, and
10010 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10011 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10012 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10015 PR middle-end/30174
10016 * varasm.c (notice_global_symbol): Treat global objects as weak when
10017 flag_shlib is true.
10019 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10021 * emit-rtl.c (dconstpi): Delete.
10022 (dconstsqrt2): New.
10023 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10024 * real.h (dconstpi): Delete.
10025 (dconstsqrt2): New.
10026 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10027 (fold_builtin_hypot): Likewise.
10029 2007-02-03 Tom Tromey <tromey@redhat.com>
10032 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10033 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10035 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10037 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10038 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10039 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10040 config/rs6000/cell.md, config/rs6000/darwin.h,
10041 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10042 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10043 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10044 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10045 typos. Follow spelling conventions.
10046 * doc/invoke.texi: Follow spelling conventions.
10048 2007-02-03 Roger Sayle <roger@eyesopen.com>
10050 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10051 canonicalization transformations that attempt to simplify integer
10052 constant comparisons to become comparisons against zero.
10054 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10056 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10058 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10059 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10061 2007-02-02 Mike Stump <mrs@apple.com>
10063 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10064 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10065 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10066 generate a branch island.
10068 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10070 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10071 (xtensa_legitimate_address_p): New.
10072 (xtensa_legitimize_address): New.
10073 (xtensa_output_addr_const_extra): New.
10074 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10076 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10077 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10078 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10079 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10080 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10081 (xtensa_legitimize_address): New.
10082 (xtensa_output_addr_const_extra): New.
10084 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10086 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10088 2007-02-02 Ian Lance Taylor <iant@google.com>
10090 * expmed.c (expand_divmod): Add comment.
10092 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10094 * emit-rtl.c (renumber_insns): Remove.
10095 * flags.h: Remove the extern for flag_renumber_insns.
10096 * rtl.h: Remove the prototype for renumber_insns.
10097 * toplev.c (flag_renumber_insns): Remove.
10099 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10101 Revert for x86 darwin:
10102 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10104 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10105 code before the following patch under TARGET_MACHO.
10106 (ix86_function_value_regno_p): Likewise.
10108 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10110 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10113 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10116 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10117 general or fp registers. Add comments.
10118 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10120 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10122 * pointer-set.c (insert_aux): Only return insertion slot.
10123 (pointer_set_insert): Adjust.
10124 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10125 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10126 pointer_map_traverse): New.
10127 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10128 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10129 pointer_map_contains, pointer_map_traverse): Declare.
10131 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10133 PR middle-end/30473
10134 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10135 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10137 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10139 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10141 (struct _dep): New type.
10142 (dep_t): New typedef.
10143 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10144 (DEP_STATUS): New access macro. The macro with the same name was
10145 renamed to DEP_LINK_STATUS.
10146 (dep_init): Declare function
10148 (struct _dep_link): New type.
10149 (dep_link_t): New typedef.
10150 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10151 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10152 (DEP_LINK_STATUS): New macro.
10153 (debug_dep_links): New debug function.
10155 (struct _deps_list): New type.
10156 (deps_list_t): New typedef.
10157 (DEPS_LIST_FIRST): New access macro.
10158 (FOR_EACH_DEP_LINK): New cycle macro.
10159 (create_deps_list, free_deps_list, delete_deps_list): Declare
10161 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10162 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10163 (copy_deps_list_change_con): Ditto.
10165 (move_dep_link): Declare function.
10167 (struct _dep_node): New type.
10168 (dep_node_t): New typedef.
10169 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10171 (struct haifa_insn_data.back_deps): New field to hold backward
10172 dependencies of the insn.
10173 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10175 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10176 Change its type to deps_list_t.
10177 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10178 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10179 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10181 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10183 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
10185 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
10187 (dep_cost): Declare.
10189 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
10190 (ds_to_dk, dk_to_ds): New functions.
10192 (init_dep_1): New static function.
10193 (init_dep): New function.
10194 (copy_dep): New static function.
10196 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
10198 (detach_dep_link): New static function.
10199 (move_dep_link): New function.
10201 (dep_links_consistent_p, dump_dep_links): New static functions.
10202 (debug_dep_links): New debugging function.
10204 (deps_obstack, dl_obstack, dn_obstack): New static variables.
10206 (alloc_deps_list, init_deps_list): New static functions.
10207 (create_deps_list): New function.
10208 (clear_deps_list): New static function.
10209 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
10210 (deps_list_consistent_p, dump_deps_list): New static functions.
10211 (debug_deps_list): New function.
10212 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
10214 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10216 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10217 use new scheduler dependencies lists.
10218 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10219 (sched_analyze): Ditto. Initialize dependencies lists.
10220 (add_forw_dep, compute_forward_dependences): Update to use new
10221 scheduler dependencies lists.
10223 (init_dependency_caches): Init deps_obstack.
10224 (free_dependency_caches): Free deps_obstack.
10226 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10227 new scheduler dependencies lists.
10228 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10229 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10231 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10232 Update to use new scheduler dependencies lists.
10233 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10234 (debug_dependencies): Ditto.
10235 (schedule_region): Update comments.
10237 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10238 scheduler dependencies lists.
10239 (schedule_ebb): Update comments.
10241 * rtl.def (DEPS_LIST): Remove.
10243 * lists.c (unused_deps_list): Remove.
10244 (free_list): Update assertions.
10246 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10247 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10249 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10250 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10252 * haifa-sched.c (comments): Update.
10253 (insn_cost1): Remove. Inline the code into insn_cost ().
10254 (insn_cost): Update to use new scheduler dependencies lists. Move
10255 processing of the dependency cost to dep_cost ().
10256 (dep_cost): New function. Use it instead of insn_cost () when
10257 evaluating cost of the dependency. Use compatible interface to
10258 interact with the target.
10259 (priority): Update to use new scheduler dependencies lists.
10260 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10261 with greater number of insns that depend on the insn.
10262 (schedule_insn): Update to use new scheduler dependencies lists. Add
10263 code to free backward dependencies lists. Inline and optimize code
10264 from resolve_dep () - see PR28071.
10265 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10266 lists. Update call to targetm.sched.is_costly_dependence hook.
10268 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10269 scheduler dependencies lists.
10271 (resolve_dep): Remove. Move the logic to schedule_insn ().
10272 (init_h_i_d): Initialize dependencies lists.
10274 (process_insn_depend_be_in_spec): Rename to
10275 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10276 dependencies lists.
10277 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10278 Update to use new scheduler dependencies lists.
10279 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10281 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10282 new scheduler dependencies lists.
10283 (build_intra_loop_deps): Ditto.
10285 * target.h (struct _dep): Declare to use in
10286 gcc_target.sched.is_costly_dependence.
10287 (struct gcc_target.sched.adjust_cost): Fix typo.
10288 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10289 single dep_t parameter instead of an equivalent triad.
10290 (struct gcc_target.sched.adjust_cost_2): Remove.
10292 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10294 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10296 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10298 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10300 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10301 (REG_DEP_TRUE): Document.
10303 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10304 Change signature to correspond to the targetm.sched.adjust_cost hook.
10305 Update use in TARGET_SCHED_ADJUST_COST_2.
10306 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10307 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10308 new scheduler dependencies lists.
10309 (ia64_gen_check): Ditto.
10311 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10312 dependencies lists.
10314 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10315 signature to correspond to the targetm.sched.is_costly_dependence hook.
10316 (is_costly_group): Update to use new scheduler dependencies lists.
10318 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10319 instead of INSN_COST () macro.
10321 2007-02-01 Ian Lance Taylor <iant@google.com>
10323 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10325 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10327 * pa.md (tp_load): Correct mfctl instruction syntax.
10329 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10331 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10332 altivec_padding_size calculation on AIX. Improve comment, add
10333 assert to verify that it's right.
10335 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10338 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10340 PR inline-asm/28686
10341 * global.c (global_alloc): Add mising initialization of
10344 2007-02-01 Roger Sayle <roger@eyesopen.com>
10346 * alias.c (init_alias_analysis): Correct whitespace.
10347 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10348 partition_hot_cold_basic_blocks): Likewise.
10349 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10350 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10351 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10352 fold_builtin_snprintf_chk, fold_builtin_printf,
10353 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10354 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10355 * cfgcleanup.c (cleanup_cfg): Likewise.
10356 * cfgexpand.c (tree_expand_cfg): Likewise.
10357 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10358 * function.c (get_next_funcdef_no): Likewise.
10359 * gengtype.c (main): Likewise.
10360 * genmodes.c (main): Likewise.
10361 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10362 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10363 * ifcvt.c (noce_emit_move_insn): Likewise.
10364 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10366 * stor-layout.c (get_best_mode): Likewise.
10367 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10368 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10369 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10370 perform_var_substitution, solve_graph): Likewise.
10371 * tree-vrp.c (vrp_finalize): Likewise.
10373 2007-02-01 Ian Lance Taylor <iant@google.com>
10375 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10376 high part of a paradoxical subreg, return a constant zero.
10378 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10380 * toplev.c (lang_dependent_init): Call init_set_costs.
10381 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10383 2007-02-01 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/30656
10386 * fold-const.c (fold_negate_expr): Allow negating a
10387 constant if overflow does not change.
10389 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10391 * doc/c-tree.texi (Expression trees): Improve markup.
10392 * doc/tm.texi (Register Classes, Addressing Modes)
10393 (Floating Point): Fix spacing after abbreviations. Fix some
10396 2007-02-01 Ben Elliston <bje@au.ibm.com>
10398 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10399 * doc/contrib.texi: Likewise.
10400 * doc/install.texi: Likewise.
10402 2007-01-31 Richard Henderson <rth@redhat.com>
10403 Ian Lance Taylor <iant@google.com>
10405 * lower-subreg.c: New file.
10406 * rtl.def (CONCATN): Define.
10407 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10408 pass_lower_subreg2.
10409 * emit-rtl.c (update_reg_offset): New static function, broken out
10410 of gen_rtx_REG_offset.
10411 (gen_rtx_REG_offset): Call update_reg_offset.
10412 (gen_reg_rtx_offset): New function.
10413 * regclass.c: Revert patch of 2006-03-05, restoring
10415 (clear_reg_info_regno): New function.
10416 * dwarf2out.c (concatn_loc_descriptor): New static function.
10417 (loc_descriptor): Handle CONCATN.
10418 * common.opt (fsplit_wide_types): New option.
10419 * opts.c (decode_options): Set flag_split_wide_types when
10421 * timevar.def (TV_LOWER_SUBREG): Define.
10422 * rtl.h (gen_reg_rtx_offset): Declare.
10423 (reg_scan_update): Declare.
10424 * regs.h (clear_reg_info_regno): Declare.
10425 * tree-pass.h (pass_lower_subreg): Declare.
10426 (pass_lower_subreg2): Declare.
10427 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10428 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10429 -fsplit-wide-types.
10430 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10431 * Makefile.in (OBJS-common): Add lower-subreg.o.
10432 (lower-subreg.o): New target.
10434 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10436 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10438 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10441 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10443 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10445 PR middle-end/29335
10446 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10448 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10450 * cfgloop.h: Include vec-prim.h.
10451 (enum li_flags): Remove LI_ONLY_OLD.
10452 (loop_iterator): Changed.
10453 (fel_next, fel_init): Iterate over loop tree.
10454 (FOR_EACH_LOOP_BREAK): New macro.
10455 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10457 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10458 * modulo-sched.c (sms_schedule): Ditto.
10459 * tree-vectorizer.c (vectorize_loops): Ditto.
10460 * doc/loop.texi: Update information on loop numbering and behavior of
10461 FOR_EACH_LOOP wrto new loops.
10462 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10463 add_to_evolution_1): Test nestedness of loops instead of comparing
10465 * tree-chrec.c (chrec_fold_plus_poly_poly,
10466 chrec_fold_multiply_poly_poly, chrec_evaluate,
10467 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10468 reset_evolution_in_loop): Ditto.
10469 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10471 2007-01-31 Dirk Mueller <dmueller@suse.de>
10473 * c-common.c (warn_about_parentheses): Separate warning about
10474 un-parenthized sequence of comparison operators from the one
10475 which is supposed to warn about x <= y <= z.
10477 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10479 * optabs.h (enum optab_index): Add new OTI_isinf.
10480 (isinf_optab): Define corresponding macro.
10481 * optabs.c (init_optabs): Initialize isinf_optab.
10482 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10484 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10485 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10487 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10488 expand_builtin_interclass_mathfn.
10489 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10490 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10491 (fxam<mode>2_i387): New insn pattern.
10492 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10493 built-in functions as x87 inline asm.
10495 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10497 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10499 2007-01-30 Eric Christopher <echristo@apple.com>
10501 * config.gcc: Add geode.
10503 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10505 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10506 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10507 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10508 value-prof.c: Fix comment typos.
10510 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10513 * doc/invoke.texi (Wpointer-arith): Document warning.
10515 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10517 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10518 the list of discrepancies from the draft TR.
10520 2007-01-30 Dirk Mueller <dmueller@suse.de>
10523 * doc/invoke.texi (-Wreturn-type): Update description to
10524 match new behavior.
10526 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10528 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10530 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10532 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10533 to handle optabs that operate on floating point input argument and
10534 output to integer output.
10535 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10536 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10537 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10538 expand_builtin_interclass_mathfn ().
10539 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10540 (ilogbsi2): Remove.
10541 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10542 ilogbl built-in functions as x87 intrinsics.
10544 2007-01-30 Richard Guenther <rguenther@suse.de>
10546 PR middle-end/27657
10547 * dwarf2out.c (reference_to_unused): Query varpool if the
10548 variable was output.
10550 2007-01-30 Richard Guenther <rguenther@suse.de>
10552 PR middle-end/30313
10553 * passes.c (execute_one_pass): Reset in_gimple_form to not
10554 confuse non-unit-at-a-time mode.
10556 2007-01-29 Roger Sayle <roger@eyesopen.com>
10557 Richard Guenther <rguenther@suse.de>
10559 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10560 avoid undefined behaviour on overflow. Use force_fit_type_double
10561 to construct the constant with the specified TREE_OVERFLOW.
10563 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10565 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10566 * config/dfp-bit.h: Ditto.
10568 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10570 * c-decl.c (pop_scope): Replace warnings with call to
10571 warn_for_unused_label.
10572 * c-common.h (warn_for_unused_label): Declare.
10573 * c-common.c (warn_for_unused_label): Define.
10575 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10577 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10580 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10582 * Makefile.in (USER_H): Remove decfloat.h.
10583 * ginclude/decfloat.h: Delete, moving contents to ...
10584 * ginclude/float.h: Add support for decimal floating point,
10585 guarded by __STDC_WANT_DEC_FP__.
10587 2007-01-29 Mike Stump <mrs@apple.com>
10589 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10590 Analysis and Representation to resolve case insensitive conflict.
10591 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10593 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10595 * tree.h (struct tree_memory_tag): Add aliases member.
10596 (MTAG_ALIASES): New macro.
10597 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10598 (add_may_alias): Remove pointer-set. Update for may_aliases being
10600 (mark_aliases_call_clobbered): Update for may_aliases being a
10602 (compute_tag_properties): Ditto.
10603 (create_partition_for): Ditto.
10604 (compute_memory_partitions): Ditto.
10605 (dump_may_aliases_for): Ditto.
10606 (is_aliased_with): Ditto.
10607 (add_may_alias_for_new_tag): Ditto.
10608 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10609 (compute_is_aliased): New function.
10610 (compute_may_aliases): Call compute_is_aliased).
10611 (init_alias_info): Initialize alias_bitmap_obstack.
10612 (union_alias_set_into): New function.
10613 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10614 (have_common_aliases_p): Rewrite to take two bitmaps and use
10616 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10617 Update for bitmaps.
10618 (finalize_ref_all_pointers): Update for add_may_alias changes.
10619 (new_type_alias): Ditto.
10620 * tree-flow-inline.h (may_aliases): Return a bitmap.
10621 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10622 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10623 may_aliases being a bitmap.
10624 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10625 may_aliases now returns a bitmap.
10626 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10628 * tree-ssa-operands.c (add_virtual_operand): Update for
10629 may_aliases being a bitmap.
10631 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10633 PR tree-optimization/30630
10634 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10635 variable as changed.
10637 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10640 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10641 expanded only once even if an error occurs.
10643 2007-01-29 Ben Elliston <bje@au.ibm.com>
10645 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10646 (__gcov_average_profiler): Likewise.
10647 (__gcov_ior_profiler): Likewise.
10648 (__gcov_merge_ior): Likewise.
10650 2007-01-28 Jan Hubicka <jh@suse.cz>
10652 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10653 * value-prof.c (stringop_block_profile): Likewise.
10655 2007-01-28 Jan Hubicka <jh@suse.cz>
10657 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10658 variant handling histograms; add wrapper.
10659 (clear_storage_via_libcall): Export.
10660 (emit_block_move_hints): Break out from ...; add histograms.
10661 (emit_block_move): ... this one.
10662 (clear_storage_hints): Break out from ...; add histograms.
10663 (clear_storage): ... this one.
10664 (set_storage_via_memset): Handle histogram.
10665 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10666 (clear_storage_hints, clear_storage_via_libcall): Declare.
10667 (set_storage_via_setmem): Update prototype.
10668 * doc/md.texi (movmem, setmem): Document new arguments.
10670 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10672 (stringop_block_profile): New global function.
10673 (tree_stringops_values_to_profile): Profile block size and alignment.
10674 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10676 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10677 (stringop_block_profile): Declare.
10678 * builtins.c: Include value-prof.h.
10679 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10680 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10681 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10682 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10683 * profile.c (instrument_values): Add new counters.
10684 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10686 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10687 (tree_init_edge_profiler): Build new profilers.
10688 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10689 (pass_tree_profile): Add dump.
10690 (tree_profile_hooks): Update.
10691 * Makefile.in (LIBGCOV): Add new constants.
10692 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10693 __gcov_ior_profiler): New.
10694 * i386.md (movmem/setmem expanders): Add new optional arguments.
10696 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10698 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10700 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10702 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10703 (tree_unswitch_single_loop): Pass eni_size_weights to
10704 tree_num_loop_insns.
10705 * tree-ssa-loop-manip.c: Include tree-inline.h.
10706 (can_unroll_loop_p): Pass eni_size_weights to
10707 tree_num_loop_insns.
10708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10709 Pass eni_size_weights to estimate_num_insns.
10710 * tree.h (init_inline_once): Export.
10711 * toplev.c (backend_init): Call init_inline_once.
10712 * cgraphunit.c (cgraph_process_new_functions,
10713 cgraph_analyze_function): Pass eni_inlining_weights to
10714 estimate_num_insns.
10715 * ipa-inline.c (compute_inline_parameters): Ditto.
10716 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10717 to estimate_num_insns.
10718 (try_unroll_loop_completely): Pass eni_size_weights to
10719 tree_num_loop_insns.
10720 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10721 ot estimate_num_insns.
10722 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10723 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10724 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10725 eni_time_weights): New variables.
10726 (init_inline_once): Initialize them.
10727 (struct eni_data): Mew.
10728 (estimate_num_insns_1, estimate_num_insns): Use weights.
10729 * tree-inline.h (struct eni_weights_d): New.
10730 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10731 (estimate_num_insns): Declaration changed.
10732 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10733 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10734 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10736 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10738 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10739 relations in the conflict function is valid.
10741 2007-01-27 Ian Lance Taylor <iant@google.com>
10743 * common.opt: Add fstrict-overflow.
10744 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10745 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10746 (TYPE_OVERFLOW_UNDEFINED): Define.
10747 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10749 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10750 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10751 (fold_negate_expr): Likewise.
10752 (make_range): Likewise.
10753 (extract_muldiv_1): Likewise.
10754 (maybe_canonicalize_comparison): Likewise.
10755 (fold_comparison): Likewise.
10756 (fold_binary): Likewise.
10757 (tree_expr_nonnegative_p): Likewise.
10758 (tree_expr_nonzero_p): Likewise.
10759 * tree-vrp.c (compare_values): Likewise.
10760 (extract_range_from_binary_expr): Likewise.
10761 (extract_range_from_unary_expr): Likewise.
10762 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10764 (nowrap_type_p): Likewise.
10765 * tree-scalar-evolution.c (simple_iv): Likewise.
10766 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10767 (build_range_check): Likewise.
10768 (extract_muldiv_1): Likewise.
10769 (fold_comparison): Likewise.
10770 * tree-vrp.c (vrp_int_const_binop): Likewise.
10771 (extract_range_from_unary_expr): Likewise.
10772 * convert.c (convert_to_integer): Likewise.
10773 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10774 (fold_comparison): Likewise.
10775 (fold_binary): Likewise.
10776 * optabs.c (optab_for_tree_code): Likewise.
10777 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10778 * simplify-rtx.c (simplify_const_relational_operation): Check
10779 flag_strict_overflow and flag_trapv.
10780 (simplify_const_relational_operation): Likewise.
10781 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10782 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10785 2007-01-27 Roger Sayle <roger@eyesopen.com>
10787 * tree.c (tree_fold_gcd): Delete.
10788 * tree.h (tree_fold_gcd): Remove prototype.
10789 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10790 test whether one constant integer is a multiple of another. Instead
10791 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10792 * fold-const.c (multiple_of_p): We've determined both TOP and
10793 BOTTOM are integer constants so we can call int_const_binop directly
10794 instead of the more generic const_binop.
10796 2007-01-27 Roger Sayle <roger@eyesopen.com>
10798 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10799 1*X check that the constant hasn't overflowed, to preserve the
10801 (round_up): Provide an efficient implementation when rouding-up an
10802 INTEGER_CST to a power-of-two.
10804 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10806 * doc/sourcebuild.texi: Add comma for clarity.
10807 * doc/extend.texi: Fix some typos.
10808 * doc/passes.texi: Likewise.
10809 * doc/cppinternals.texi: Likewise.
10810 * doc/c-tree.texi: Likewise.
10811 * doc/tree-ssa.texi: Likewise.
10812 * doc/install.texi: Likewise.
10814 2007-01-27 Jan Hubicka <jh@suse.cz>
10816 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10817 (pass_sra): Do not require alias information.
10818 * passes.c (init_optimization_passes): Add SRA
10820 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10822 * tracer.c (rest_of_handle_tracer): We already cleaned
10823 up the CFG in tracer() so don't do it here again.
10824 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10825 cleanup_cfg here, either. And don't call renumber_insns.
10827 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10828 and BB_HEAD are in the insn stream here. Instead make sure
10829 that BB_INSN is valid on all insns. Also, do check here that
10830 there are no pending branch predictions...
10831 (rtl_verify_flow_info): ...instead of doing it here. Checks
10832 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10835 2007-01-26 Roger Sayle <roger@eyesopen.com>
10837 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10838 function to simplify/factorize operand order canonicalization.
10839 (ix86_fixup_binary_operands): Reorganize using the above function.
10840 (ix86_binary_operator_ok): Likewise.
10842 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10844 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10845 file scope from optimize_attrs.
10846 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10848 (optimize_attrs): Clear insn_code_values after freeing it.
10850 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10852 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10853 a parts.base assignment.
10855 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10857 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10858 (compute_subscript_distance, initialize_data_dependence_relation,
10859 finalize_ddr_dependent, analyze_ziv_subscript,
10860 analyze_siv_subscript_cst_affine,
10861 compute_overlap_steps_for_affine_univar,
10862 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10863 analyze_siv_subscript, analyze_miv_subscript,
10864 analyze_overlapping_iterations, subscript_dependence_tester_1,
10865 compute_self_dependence, free_dependence_relation): Work
10866 with affine_fn instead of chrecs.
10867 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10868 common_affine_function, affine_function_base,
10869 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10870 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10871 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10872 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10873 (all_chrecs_equal_p): Removed.
10874 * tree-data-ref.h (affine_fn, conflict_function): New types.
10875 (struct subscript): Change type of conflicting_iterations_in_a
10876 and conflicting_iterations_in_b.
10878 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10881 * config/pa/pa.h (TARGET_HPUX_11): New.
10882 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10883 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10885 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10886 Richard Guenther <rguenther@suse.de>
10888 * tree-ssa-structalias.c (solve_graph): Handle case
10889 we merged the variable to another.
10891 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10893 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10896 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10897 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10899 2007-01-25 DJ Delorie <dj@redhat.com>
10901 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10902 allow changes to modes which don't fit in those registers.
10904 * reload1.c (choose_reload_regs): Check for invalid subregs before
10905 computing their locations, not after.
10907 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10910 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10911 save Altivec registers in an eh_return function.
10912 (compute_vrsave_mask): Likewise.
10913 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10914 for saving Altivec registers.
10915 (rs6000_emit_prologue): Don't allocate stack twice in
10916 eh_return function. Correct expected value of altivec_save_offset
10917 when using save_world. Describe save of R0 to stack when using
10918 save_world. Describe stack pointer adjustment when using
10919 save_world. Remove duplicated eh_return parameter register saving.
10920 Update sp_offset variable after save_world.
10921 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10923 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10924 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10927 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10929 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10931 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10934 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10935 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10937 2007-01-25 Richard Guenther <rguenther@suse.de>
10939 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10940 * common.opt (-Wcoverage-mismatch): New warning option.
10941 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10942 if -Wcoverage-mismatch is given.
10944 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10946 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10947 (ipcp_driver): Change to static definition.
10948 Add dumping of the ifunctions.
10949 (constant_val_insert): Remove unused parameter. Support for SSA.
10950 (ipcp_propagate_const): Support for SSA.
10951 (ipcp_profile_bb_print): Print only analyzed nodes.
10952 (ipcp_replace_map_create): Remove support for Fortran constant
10954 * ipa-prop.c (ipa_method_modify_stmt,
10955 ipa_callsite_compute_param): Support for SSA.
10956 * ipa-prop.h (ipcp_driver): Remove declaration.
10957 (IS_VALID_TREE_MAP_INDEX): Add define.
10959 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10961 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10963 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10965 PR middle-end/30447
10966 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10967 constant argument to cabs and do it without checking for
10968 -funsafe-math-optimizations.
10970 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10972 * c-common.h (RID_FIRST_CXX0X): New.
10973 (RID_LAST_CXX0X): New.
10974 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10976 * c.opt (Wc++0x-compat): New.
10977 * doc/invoke.texi (-Wc++0x-compat): Document.
10979 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10981 * builtins.c (fold_builtin_carg): New.
10982 (fold_builtin_1): Use it.
10984 2007-01-24 Jan Hubicka <jh@suse.cz>
10986 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10988 * ipa-inline.c (initial_insns, max_insns): Delete.
10989 (compute_max_insns): New function.
10990 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10991 of insns as base for code growth.
10992 (cgraph_decide_inlining): Make initial_insns local; do not compute
10994 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10995 * doc/invoke.texi (inline-unit-growth): Update docs.
10997 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10999 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11000 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11001 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11002 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11003 for CPUs that have PTA_CX16 set.
11005 PR middle-end/27416
11006 * gimplify.c (omp_check_private): New function.
11007 (gimplify_scan_omp_clauses): Use it for
11008 firstprivate/lastprivate/reduction.
11010 PR middle-end/30494
11011 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11012 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11014 PR middle-end/30421
11015 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11016 If lower_lastprivate_clauses emits some statements, append them
11017 to dlist rather than body_p and to body_p append an initializer.
11018 (lower_omp_for): Adjust caller.
11020 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11022 * target.h (globalize_decl_name): New.
11023 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11024 * output.h (default_globalize_decl_name): New.
11025 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11027 (globalize_decl): Ditto.
11028 (default_globalize_decl_name): New.
11029 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11030 (ia64_handle_version_id_attribute): New.
11031 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11032 (ia64_asm_output_external): Use globalize_decl_name instead
11033 of globalize_label.
11034 * doc/extend.texi (version_id): New pragma.
11035 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11037 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11039 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11040 _uleb128_t and _Unwind_SWord with _sleb128_t.
11041 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11042 uw_frame_state_for, uw_update_context_1): Likewise.
11043 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11044 * unwind-pe.h (read_uleb128, read_sleb128,
11045 read_encoded_value_with_base): Likewise.
11046 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11048 2007-01-24 Richard Guenther <rguenther@suse.de>
11050 * builtins.c (expand_builtin_cexpi): Get the fndecl
11051 for cexp in the correct way.
11053 2007-01-24 Jan Hubicka <jh@suse.cz>
11055 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11057 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11059 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11060 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11061 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11062 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11063 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11064 __SIZEOF_PTRDIFF_T__.
11065 * doc/cpp.texi: Documentation for the new builtin macros added.
11067 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11069 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11070 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11071 instead of operands[2] to avoid access past the end of array.
11073 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11075 * reload1.c (emit_reload_insns): Pass the reload register
11076 for a non-spill output reload through forget_old_reloads_1.
11078 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11080 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11081 _SOFT_DOUBLE if doubles use software floating-point.
11082 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11083 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11084 * config/rs6000/darwin-ldouble.c: Also compile functions for
11085 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11086 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11087 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11088 commented-out long double override.
11089 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11090 * config/rs6000/eabispe.h: Likewise.
11091 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11092 long double for non-SPE.
11093 (rs6000_handle_option): Likewise.
11094 (invalid_e500_subreg): Disallow more subregs involding DImode,
11095 DFmode, TImode or TFmode.
11096 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11098 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11100 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11101 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11103 (rs6000_legitimate_address): Also check for TFmode for E500
11105 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11106 (spe_build_register_parallel): Handle TFmode and TCmode.
11107 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11109 (function_arg): Handle TFmode and TCmode for E500 double.
11110 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11112 (print_operand): Handle TFmode and TImode for %y.
11113 (rs6000_generate_compare): Handle TFmode comparisons for E500
11115 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11116 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11117 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11118 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11119 TFmode for E500 double.
11120 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11121 (floatsidf2): Enable for E500 double.
11122 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11123 (extenddftf2): Change to extenddftf2_fprs.
11124 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11125 depending on TARGET_E500_DOUBLE.
11126 (extendsftf2): Enable for E500 double.
11127 (trunctfdf2): Enable for E500 double.
11128 (trunctfsf2): Change to trunctfsf2_fprs.
11129 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11130 depending on TARGET_E500_DOUBLE.
11131 (floatsitf2): Enable for E500 double.
11132 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11133 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11134 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11135 (negtf2): Change to negtf2_internal.
11136 (negtf2): New expander.
11137 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11138 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11139 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11140 (movdi_internal32): Use rs6000_nonimmediate_operand.
11141 (unnamed splitter): Likewise.
11142 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11143 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11144 (SPE64TF, DITI): New mode macros.
11145 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11148 (frob_<mode>_di_2): New.
11149 (frob_tf_di_8_2): New.
11150 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11152 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11154 (frob_ti_<mode>_8_2): New.
11155 (frob_ti_tf_2): New.
11156 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11157 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11159 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11160 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11161 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11162 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11163 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11164 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11167 2007-01-23 Ian Lance Taylor <iant@google.com>
11169 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11171 (OBJS-archive): Reformat, alphabetize.
11172 (OBJS): Change out_object_file to OBJS-md.
11174 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11176 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11177 JUMP_P and CALL_P predicates where applicable.
11178 * config/i386/i386.c: Ditto.
11179 * config/i386/i386.md: Ditto.
11180 * config/i386/mmx.md: Ditto.
11181 * config/i386/predicates.md: Ditto.
11183 2007-01-22 Andreas Schwab <schwab@suse.de>
11185 * config/m68k/m68k.h: Fix comment.
11187 2007-01-22 Jan Hubicka <jh@suse.cz>
11189 * passes.c (init_optimization_passes): Do not rerun
11190 pass_early_warn_uninitialized.
11192 2007-01-22 Richard Guenther <rguenther@suse.de>
11194 PR tree-optimization/30038
11195 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
11197 (execute_cse_sincos_1): Likewise.
11198 (execute_cse_sincos): Likewise.
11199 (gate_cse_sincos): Likewise.
11200 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
11201 the cexpi() canonicalization of sincos().
11202 * tree-pass.h (pass_cse_sincos): Declare.
11203 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
11205 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11207 PR rtl-optimization/29329
11208 * combine.c (replaced_rhs_insn): Rename to i2mod.
11209 (replaced_rhs_value): Rename to i2mod_new_rhs.
11210 (i2mod_old_rhs): New global variable.
11211 (combine_instructions): Adjust for above change. Save a copy of
11212 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
11213 note are substituted in the second instruction.
11214 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
11215 ditch the note if it pertains to the second eliminated register
11216 and this register is mentioned in i2mod_old_rhs.
11219 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11221 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11222 the insn to which the note was originally attached.
11224 2007-01-21 Jan Hubicka <jh@suse.cz>
11226 * ipa-inline.c (inlining_mode): Comment, move up.
11227 (cgraph_decide_inlining_incrementally): Do not perform inlining
11228 itself; fix handling of flattening of self recursive functions.
11229 (cgraph_find_cycles): Remove.
11230 (cgraph_flatten_node): Remove.
11231 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11232 (try_inline): New function.
11233 (cgraph_early_inlining): Update call of
11234 cgraph_decide_inlining_incrementally. Apply inlining here.
11235 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11237 2007-01-21 Dirk Mueller <dmueller@suse.de>
11240 * tree-vrp.c (check_array_bounds): do not warn
11241 about ADDR_EXPR's of ARRAY_REF's which are immediately
11242 used in binary expressions.
11244 2007-01-21 Ira Rosen <irar@il.ibm.com>
11246 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11247 read_write_dep and macros for its access.
11248 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11249 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11250 argument, call vect_check_interleaving for every independent pair of
11251 data-refs. Mark loads that access the same memory location as a store
11253 (vect_check_dependences): Remove.
11254 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11255 call, fix the call to vect_analyze_data_ref_dependence.
11256 (vect_analyze_data_ref_access): For statements that access the same
11257 data-ref, check that they are not stores; for loads, check that there
11258 is no store that access the same location.
11260 2007-01-20 Roger Sayle <roger@eyesopen.com>
11261 Joseph Myers <joseph@codesourcery.com>
11263 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11264 (-fdump-rtl-stack): Likewise.
11265 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11266 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11267 (-mpt-fixed): Use @minus{} for minus sign.
11268 (Using Precompiled Headers): Fix under/overfull hbox.
11270 2007-01-20 Jan Hubicka <jh@suse.cz>
11272 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11273 place within annotation.
11275 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11277 * pa.c (output_move_double): Change array size of xoperands to 4.
11279 2007-01-20 Jan Hubicka <jh@suse.cz>
11281 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11284 2007-01-19 Ian Lance Taylor <iant@google.com>
11286 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11287 constant to unsigned HOST_WIDE_INT before negating.
11289 2007-01-19 Ian Lance Taylor <iant@google.com>
11291 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11293 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11294 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11295 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11296 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11297 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11298 (realloc_vdef, realloc_vuse): Change second parameter to
11300 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11301 fields to unsigned.
11302 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11303 unsigned. Change x and lim locals to unsigned.
11304 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11306 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11307 (copy_virtual_operands): Change i and n locals to unsigned.
11309 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11311 PR middle-end/29335
11312 * builtins.c (fold_builtin_1): Handle builtin fdim.
11314 2007-01-20 Jan Hubicka <jh@suse.cz>
11316 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11317 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11318 init_alias_heapvars.
11319 (init_alias_heapvars): Initialize only when not already initialized.
11320 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11322 2007-01-19 Roger Sayle <roger@eyesopen.com>
11324 * common.opt (fsigned-zeros): New command line option.
11325 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11326 of flag_unsafe_math_optimizations.
11327 * opts.c (set_fast_math_flags): The -ffast-math command line option
11328 implies -fno-signed-zeros.
11329 (fast_math_flags_set_p): Likewise.
11331 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11332 the documentation of -ffast-math appropriately. Wrap long lines.
11334 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11336 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11337 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11339 2007-01-19 Tomas Bily <tbily@suse.cz>
11341 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11343 (tree_init_ic_make_global_vars): New function
11344 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11345 (tree_gen_ic_profiler): New function
11346 (tree_gen_ic_func_profiler): New function
11347 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11348 (tree_profile_hooks): Added hook for indirec/virtual calls
11349 * value-prof.c (tree_find_values_to_profile): New case for
11351 (tree_values_to_profile): Call for determining indirect/virtual
11353 (tree_indirect_call_to_profile): New function
11354 (tree_ic_transform): New function
11355 (tree_ic): New function
11356 (find_func_by_pid): New function
11357 (init_pid_map): New function
11358 (tree_value_profile_transformations): Added check for
11359 indirect/virtual call transformation
11360 * value-prof.h (enum hist_type): New counter type for
11361 indirect/virtual calls
11362 (profile_hooks): Added new hook for profiling indirect/virtual
11364 * profile.c (instrument_values): New case for indirect/virtual
11366 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11367 (GCOV_COUNTER_V_INDIR): New counter type
11368 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11369 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11371 * cgraph.c: Definition of cgraph_max_pid
11372 (cgraph_create_node): Default init of pid attribute
11373 * cgraph.h: Declaration of cgraph_max_pid
11374 (struct cgraph_node): Added pid attribute
11375 * libgcov.c (__gcov_indirect_call_profiler): New function
11376 (__gcov_one_value_profiler_body): New function
11377 (__gcov_one_value_profiler): Body was moved to
11378 __gcov_one_value_profiler_body and calls it
11380 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11382 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11383 * gengtype.c (write_types_data, write_func_for_structure,
11384 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11385 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11386 (walk_type, write_func_for_structure): Generate the mark_hook if
11389 2007-01-19 Jan Hubicka <jh@suse.cz>
11391 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11392 'early' argument take inlining mode argument specifying whether to
11393 inline for size/speeed or all functions; add support for flattening;
11395 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11397 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11400 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11401 the name of the declared identifier.
11403 2007-01-19 Dirk Mueller <dmueller@suse.de>
11405 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11406 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11407 duplicate evaluation.
11409 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11411 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11412 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11413 to XFMode, use acosxf2 and truncate result to requested mode.
11414 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11415 (asin<mode>2): Similarly, with asin expanders.
11416 (*fscalexf4_i387): Rename from *fscalexf4.
11417 (expNcorexf3): New expander.
11418 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11419 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11420 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11421 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11422 patterns for SSE math.
11423 (exp10<mode>2): Similarly, with exp10 expanders.
11424 (exp2<mode>2): Similarly, with exp2 expanders.
11425 (expm1<mode>2): Similarly, with expm1 expanders.
11426 (ldexp<mode>3): Similarly, with ldexp expanders.
11427 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11428 Use gen_truncxf<mode>2_i387_noop to truncate result.
11430 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11432 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11433 for ColdFire targets.
11435 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11436 Richard Sandiford <richard@codesourcery.com>
11438 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11439 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11440 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11441 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11442 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11443 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11445 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11447 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11448 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11449 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11450 (*adddi_dilshr32_cf): New pattern.
11451 (adddi3, subdi3): Remove first alternatives.
11453 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11455 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11456 implemented using move.l, do not use its cc result for floating-point
11459 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11461 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11462 from accepting 's' constraints if flag_pic.
11464 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11466 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11467 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11468 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11469 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11471 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11473 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11474 ColdFire alternatives.
11475 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11476 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11477 architectures that support ff1 instruction.
11479 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11480 Julian Brown <julian@codesourcery.com>
11482 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11483 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11484 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11487 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11489 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11491 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11492 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11493 HOST_WIDE_INT instead of an rtx.
11494 (m68k_rtx_costs): Update call accordingly.
11495 (output_move_const_into_data_reg): Likewise. Fix formatting.
11496 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11498 (output_move_simode_const): Update calls after above changes.
11499 Rework to use automatic variables and predicates like MEM_P.
11500 * config/m68k/m68k.md (pushexthisi_const): Update call to
11503 2007-01-19 Dirk Mueller <dmueller@suse.de>
11505 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11506 in dump_flags test.
11508 2007-01-19 Richard Guenther <rguenther@suse.de>
11510 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11511 via cexp in case sincos is not available.
11513 2007-01-19 Richard Guenther <rguenther@suse.de>
11515 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11516 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11517 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11518 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11519 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11520 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11521 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11522 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11524 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11526 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11528 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11529 (atan2xf3): Directly generate RTL pattern.
11530 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11531 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11532 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11533 disable patterns for SSE math.
11534 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11535 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11536 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11537 disable patterns for SSE math.
11539 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11541 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11543 2007-01-18 Roger Sayle <roger@eyesopen.com>
11545 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11546 VIEW_CONVERT_EXPR to the same type as it's operand.
11548 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11550 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11551 configured for long double 128.
11553 2007-01-18 Mike Stump <mrs@apple.com>
11555 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11558 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11560 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11563 2007-01-18 Jan Hubicka <jh@suse.cz>
11565 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11566 greater than NUM_VOP_FREE_BUCKETS.
11568 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11570 * tree-ssa-structalias.c: Update comments.
11571 (ptabitmap_obstack): Removed.
11572 (pta_obstack): New.
11573 (oldpta_obstack): Ditto.
11574 (stats): Add a few members.
11575 (struct variable_info): Remove node, complex, address_taken, and
11576 indirect_target members. Add oldsolution member.
11577 (new_var_info): Do not initialize removed members.
11578 (constraint_expr_type): Remove INCLUDES.
11579 (constraint_graph): Add size, implicit_preds, rep,
11580 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11581 (FIRST_REF_NODE): New macro.
11582 (LAST_REF_NODE): Ditto.
11583 (FIRST_ADDR_NODE): Ditto.
11584 (find): New function.
11586 (dump_constraint): Do not handle INCLUDES.
11587 (insert_into_complex): Do not insert duplicate constraints.
11588 (condense_varmap_nodes): Renamed and rewritten into ...
11589 (merge_node_constraints): This. Also fix bug in handling of
11590 offseted copy constraints.
11591 (clear_edges_for_node): No longer need to deal with preds at all,
11592 or removing associated preds/succs.
11593 (merge_graph_nodes): Deal with indirect_cycles.
11594 Don't deal with predecessors.
11595 (add_implicit_graph_edge): New function.
11596 (add_pred_graph_edge): Ditto.
11597 (add_graph_edge): Don't deal with predecessors.
11598 (build_constraint_graph): Removed.
11599 (build_pred_graph): New function.
11600 (build_succ_graph): Ditto.
11601 (struct scc_info): Removed in_component. Added roots, dfs, and
11602 node_mapping. Remove visited_index, unification_queue.
11603 (scc_visit): Deal with union-find we do now.
11604 Deal with cycles with REF nodes.
11605 (collapse_nodes): Renamed and rewritten to ...
11606 (unify_nodes): This.
11607 (process_unification_queue): Removed.
11608 (topo_visit): Cleanup
11609 (do_da_constraint): Use find.
11610 (do_sd_constraint): Ditto.
11611 (do_ds_constraint): Ditto.
11612 (do_complex_constraint): Ditto.
11613 (init_scc_info): Update for removed and added members.
11614 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11615 (find_indirect_cycles): This.
11616 (equivalence_class): New variable.
11617 (label_visit): New function.
11618 (perform_variable_substitution): Rewritten.
11619 (free_var_substitution_info): New function.
11620 (find_equivalent_node): Ditto.
11621 (move_complex_constraints): Ditto.
11622 (eliminate_indirect_cycles): Ditto.
11623 (solve_graph): Only propagate changed bits.
11624 Use indirect cycle elimination.
11626 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11627 (tree_id_eq): Renamed to ...
11628 (tree_vi_eq): This. Update for member change
11629 (insert_id_for_tree): Renamed and rewritten to ...
11630 (insert_vi_for_tree): This.
11631 (lookup_id_for_tree): Renamed and rewritten to ...
11632 (lookup_vi_for_tree): This.
11633 (get_id_for_tree): Renamed and rewritten to ...
11634 (get_vi_for_tree): Ditto.
11635 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11636 (process_constraint): Don't handle INCLUDES.
11637 Remove special ADDRESSOF case.
11638 (find_func_aliases): Rewrite to use vi functions instead of id
11640 (create_function_info_for): Ditto.
11641 (create_variable_info_for): Ditto.
11642 (intra_create_variable_infos): Ditto.
11643 (merge_smts_into): Ditto.
11644 (find_what_p_points_to): Ditto.
11645 (init_base_vars): Ditto.
11646 (init_alias_vars): Ditto.
11647 (remove_preds_and_fake_succs): New function.
11648 (dump_sa_points_to_info): Dump new stats.
11649 (dump_solution_for_var): Use find.
11650 (set_used_smts): Fix formatting.
11651 (compute_points_to_sets): Updated for new functions.
11652 (ipa_pta_execute): Ditto.
11654 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11655 Richard Sandiford <richard@codesourcery.com>
11657 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11659 * calls.c (expand_call): If the return value is a PARALLEL,
11660 extract its first member.
11661 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11662 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11663 use FUNCTION_EXTRA_EPILOGUE.
11664 (m68k_function_value): Return a PARALLEL if the return value
11665 is of a pointer type.
11666 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11667 (FUNCTION_EXTRA_EPILOGUE): Remove.
11668 * config/m68k/m68k.md (D0_REG): New constant.
11670 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11672 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11673 output a NOP for empty epilogues.
11675 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11677 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11678 before function. Extend register save check to include all
11679 registers, not just integer ones.
11681 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11683 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11684 (m68k_use_return_insn): ...this.
11685 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11686 * config/m68k/m68k.c (use_return_insn): Rename to...
11687 (m68k_use_return_insn): ...this.
11688 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11689 of USE_RETURN_INSN.
11691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11693 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11694 nearest even, fix denormal rounding overflow.
11696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11698 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11699 f%$smove and f%$move.
11700 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11701 (extendsfdf2_cf): Use fdmove instead of f%&move.
11702 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11703 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11705 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11707 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11712 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11713 (coldfire_single_format): Declare.
11714 (coldfire_double_format): Likewise.
11715 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11716 of qnan_msb_set to determine the lower bits of a canonical
11718 (encode_ieee_double): Likewise.
11719 (encode_ieee_quad): Likewise.
11720 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11721 (mips_single_format): Likewise.
11722 (ieee_double_format): Likewise.
11723 (mips_double_format): Likewise.
11724 (ieee_extended_motorola_format): Likewise.
11725 (ieee_extended_intel_96_format): Likewise.
11726 (ieee_extended_intel_128_format): Likewise.
11727 (ieee_extended_intel_96_round_53_format): Likewise.
11728 (ibm_extended_format): Likewise.
11729 (mips_extended_format): Likewise.
11730 (ieee_quad_format): Likewise.
11731 (mips_quad_format): Likewise.
11732 (vax_f_format): Likewise.
11733 (vax_d_format): Likewise.
11734 (vax_g_format): Likewise.
11735 (i370_single_format): Likewise.
11736 (i370_double_format): Likewise.
11737 (decimal_single_format): Likewise.
11738 (decimal_double_format): Likewise.
11739 (decimal_quad_format): Likewise.
11740 (c4x_single_format): Likewise.
11741 (c4x_extended_format): Likewise.
11742 (real_internal_format): Likewise.
11743 (coldfire_single_format): New real_format.
11744 (coldfire_double_format): Likewise.
11745 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11746 canonical_nan_lsbs_set.
11747 (pdp11_d_format): Likewise.
11748 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11749 if TARGET_COLDFIRE_CPU.
11751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11753 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11754 (output_call, m68k_legitimize_call_address): Declare.
11755 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11756 parenthesees. Add support for a 'W' constraint.
11757 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11758 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11759 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11760 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11762 (override_options): Initialize them. Do not set flag_no_function_cse
11763 for TARGET_ID_SHARED_LIBRARY.
11764 (m68k_output_pic_call): Delete.
11765 (m68k_legitimize_call_address): New function.
11766 (print_operand): Remove the %o prefix. Handle the %p prefix.
11767 (output_call): New function.
11768 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11769 target address from the GOT if symbolic jumps are not allowed.
11770 * config/m68k/m68k.md (call, general_operand): Do not set
11771 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11772 Merge separate flag_pic and !flag_pic define_insns into...
11773 (*call, *call_value): ...these new patterns. Match the address
11774 rather than the containing MEM and require it to be a call_operand.
11775 Use output_call to generate the asm template.
11776 * config/m68k/predicates.md (const_call_operand): New predicate.
11777 (call_operand): Likewise.
11779 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11781 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11782 (STACK_GROWS_DOWNWARD): Define to 1.
11783 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11784 comments, emphasizing that these values are only defaults.
11785 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11786 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11788 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11790 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11792 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11793 Richard Sandiford <richard@codesourcery.com>
11795 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11796 (FP_REGNO_P): New macros.
11797 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11798 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11799 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11800 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11802 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11804 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11805 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11807 * config/m68k/t-floatlib: New file, extracting common code from...
11808 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11809 * config/m68k/t-uclinux: Here.
11810 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11811 routines on ColdFire targets.
11813 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11815 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11816 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11817 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11818 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11819 explicitly set MOTOROLA to 1.
11820 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11822 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11823 Nathan Sidwell <nathan@codesourcery.com>
11825 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11826 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11827 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11828 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11829 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11830 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11831 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11832 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11833 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11834 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11835 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11836 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11837 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11838 (DBX_REGISTER_NUMBER): Delete.
11839 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11840 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11841 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11845 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11846 * config/flat.h: New file.
11847 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11848 OBJECT_FORMAT_FLAT.
11849 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11850 indirect references for -msep-data or -mid-shared-library.
11851 Do not use PC-relative code addresses either.
11852 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11854 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11855 for shared libraries and crt1.o for executables. Use crti.o and
11857 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11858 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11859 Do not add -elf2flt or -shared-lib-id options here.
11860 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11861 Pass -shared-lib-id if -mid-shared-library, taking the library
11862 identifier from -mshared-library-id if given, otherwise
11864 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11865 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11866 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11867 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11868 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11869 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11871 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11872 jump sequence for ISA A and ISA A+.
11873 (PICJUMP): Likewise.
11875 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11877 * config.gcc (m68k-*-uclinux*): Base the port on the common
11878 and m68k GNU/Linux files rather than on the generic ELF ones.
11879 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11880 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11882 2007-01-18 Julian Brown <julian@codesourcery.com>
11883 Richard Sandiford <richard@codesourcery.com>
11885 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11886 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11887 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11889 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11890 80 unconditionally.
11891 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11893 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11895 * doc/install.texi: Document m68k-uclinuxoldabi.
11896 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11897 * config/m68k/uclinux-oldabi.h: New file, copied from
11898 config/m68k/uclinux.h.
11900 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11902 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11903 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11904 (m32r_compute_frame_size): Use unsigned for regno.
11905 (m32r_reload_lr): Use gen_frame_mem.
11907 (m32r_output_function_epilogue): Don't output the function epilogue
11909 (m32r_expand_epilogue): New.
11910 (direct_return): Return false if the function has the interrupt
11912 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11913 * config/m32r/m32r.md (epilogue): New expander.
11914 (return_lr, return_rte): New insns.
11915 (return): Make it expander.
11916 (return_normal): New expander.
11918 2007-01-18 Josh Conner <jconner@apple.com>
11921 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11922 support for UNLE, UNLT, UNGE, and UNGT.
11924 2007-01-18 Jan Hubicka <jh@suse.cz>
11926 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11927 * tree-tailcall (add_virtual_phis): Likewise.
11928 (optimize_tail_call): Return TODOs.
11929 (execute_tail_calls): Return TODOs.
11930 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11931 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11933 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11934 Cleanup cfg using TODO.
11935 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11936 * passes.c (execute_function_todo): When cleanup did something, remove
11938 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11939 (make_edges): Don't cleanup_cfg.
11941 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11943 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11944 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11945 operate on the top of stack.
11946 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11947 register handling of instructions that output to the second
11949 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11950 (move_for_stack_reg): Special-case check for dead destination
11951 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11953 * config/i386/i386.md (UNSPEC_TAN): New constant.
11954 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11955 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11956 to correctly model move of constant 1.0 to top stack slot.
11957 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11958 (unnamed peephole2 pattern): Remove corresponding peephole2
11959 pattern that optimizes tan insn and loading of constant 1.0.
11960 (tanxf2): Use fptanxf4_i387.
11961 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11962 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11963 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11964 disable patterns for SSE math.
11965 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11966 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11968 2007-01-18 Dirk Mueller <dmueller@suse.de>
11969 Richard Guenther <rguenther@suse.de>
11972 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11973 * common.opt (Warray-bounds): Add new warning option.
11974 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11976 * Makefile.in: make tree-vrp.o depend on toplev.h
11977 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11979 (check_array_refs, check_array_bounds, check_array_ref): New.
11981 2007-01-18 Jan Hubicka <jh@suse.cz>
11983 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11984 (execute_ssa_ccp): Return flags conditionally.
11985 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11987 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11989 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11991 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11992 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11994 * Makefile.c (GTFILES): Add cfglayout.h.
11995 * gengtype.c (open_base_files): Likewise.
11996 * cfglayout.c (cfg_layout_function_footer,
11997 cfg_layout_function_header) Reindent to make gengtype happy.
11998 * cfglayout.h (cfg_layout_function_footer,
11999 cfg_layout_function_header): Add GTY(()) marker.
12001 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12003 2007-01-18 Ben Elliston <bje@au.ibm.com>
12005 * genautomata.c (write_automata): Include xstrerror output in the
12006 error message if writing the DFA description file fails.
12008 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12010 * config/mips/mips-protos.h (mips_output_external): Make it
12012 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12013 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12014 (extern_list): Likewise.
12015 (extern_head): Likewise.
12016 (TARGET_ASM_FILE_END): Likewise.
12017 (mips_file_end): Likewise.
12018 (mips_output_external): Rewritten.
12020 2007-01-18 Ben Elliston <bje@au.ibm.com>
12022 * genpreds.c (write_insn_preds_c): Only write out the function
12023 body for regclass_for_constraint if we have register constraints.
12025 2007-01-17 Tom Tromey <tromey@redhat.com>
12027 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12028 * doc/install.texi (Testing): Use sourceware.org.
12029 (Binaries): Likewise.
12030 (Specific): Likewise.
12031 * doc/contrib.texi (Contributors): Use sourceware.org.
12033 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12035 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12036 (AVR_ENHANCED): Rename to ...
12037 (AVR_HAVE_MUL): ... new.
12038 (avr_enhanced_p): Rename to ...
12039 (avr_have_mul_p): ... new.
12040 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12041 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12042 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12043 (avr_have_mul_p): ... new.
12044 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12045 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12046 'avr_enhanced_p' and 'enhanced'.
12047 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12048 AVR_HAVE_MUL instead of AVR_ENHANCED.
12049 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12050 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12051 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12052 instead of AVR_ENHANCED.
12053 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12054 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12055 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12057 2007-01-17 Ian Lance Taylor <iant@google.com>
12059 * vec.h (VEC_reserve_exact): Define.
12060 (vec_gc_p_reserve_exact): Declare.
12061 (vec_gc_o_reserve_exact): Declare.
12062 (vec_heap_p_reserve_exact): Declare.
12063 (vec_heap_o_reserve_exact): Declare.
12064 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12066 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12067 negative parameter.
12068 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12069 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12070 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12071 * vec.c (calculate_allocation): Add exact parameter. Change all
12073 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12074 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12075 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12076 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12077 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12078 (vec_heap_p_reserve_exact): New function.
12079 (vec_heap_o_reserve_exact): New function.
12081 2007-01-17 Jan Hubicka <jh@suse.cz>
12083 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12085 2007-01-17 Eric Christopher <echristo@apple.com>
12087 * config.gcc: Support core2 processor.
12089 2007-01-16 Jan Hubicka <jh@suse.cz>
12091 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12092 the names, just unlink the chain so we don't crash on dangling pointers
12095 2007-01-16 Jan Hubicka <jh@suse.cz>
12097 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12098 * tree-pass.h: Reorder to make IPA passes appear toegher.
12099 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12100 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12101 parameters, do not call early inliner.
12102 * ipa-inline.c: Update comments. Include tree-flow.h
12103 (cgraph_decide_inlining): Do not compute inlining parameters.
12104 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12105 be called with function context set up.
12106 (pass_ipa_inline): Remove unreachable functions before pass.
12107 (cgraph_early_inlining): Simplify assuming to be called from the
12109 (pass_early_inline): New pass.
12110 (cgraph_gate_ipa_early_inlining): New gate.
12111 (pass_ipa_early_inline): Turn into simple wrapper.
12112 (compute_inline_parameters): New function.
12113 (gate_inline_passes): New gate.
12114 (pass_inline_parameters): New pass.
12115 (apply_inline): Move here from tree-optimize.c
12116 (pass_apply_inline): New pass.
12117 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12119 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12120 doing them by hand.
12121 (tree_function_versioning): Do not allocate dummy struct function.
12122 * tree-inline.h (optimize_inline_calls): Update prototype.
12123 * tree-optimize.c (execute_fixup_cfg): Export.
12124 (pass_fixup_cfg): Remove
12125 (tree_rest_of_compilation): Do not apply inlines.
12126 * tree-flow.h (execute_fixup_cfg): Declare.
12127 * Makefile.in (gt-passes.c): New.
12128 * passes.c: Include gt-passes.h
12129 (init_optimization_passes): New passes.
12130 (nnodes, order): New static vars.
12131 (do_per_function_toporder): New function.
12132 (execute_one_pass): Dump current pass here.
12133 (execute_ipa_pass_list): Don't dump current pass here.
12135 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12137 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12138 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12140 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12142 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12143 (strong_alias): Define.
12144 (__gcc_qmul): Provide non-FMA for soft-float.
12145 (__gcc_qdiv): Same.
12150 (__gcc_qunord): New.
12160 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12161 soft-float functions.
12162 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12163 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12164 about long double soft float.
12166 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12167 Tehila Meyzels <tehila@il.ibm.com>
12169 * tree-vectorizer.h (is_pattern_stmt_p): New.
12170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12171 formatting (tabs instead of spaces). Cleanup and clarify setting
12172 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12173 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12174 (vectorizable_type_demotion): Check that types are integral.
12175 (vectorizable_type_promotion): Likewise.
12176 (vectorizable_store): Fix typo. Eliminate new-line at end of
12179 2007-01-16 Jan Hubicka <jh@suse.cz>
12181 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12184 2007-01-15 Eric Christopher <echristo@apple.com>
12186 * ifcvt.c: Include vec.h, vecprim.h.
12187 (check_cond_move_block): New argument regs.
12188 Reorganize. Add registers used to regs.
12189 (cond_move_process_if_block): Use regs set above as
12192 2007-01-15 Eric Christopher <echristo@apple.com>
12194 * config/darwin.h: Update copyright.
12195 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
12196 (LINK_COMMAND_SPEC): Add -u.
12197 (LINK_SPEC): Fix umbrella for above.
12199 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
12201 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
12204 2007-01-15 Tom Tromey <tromey@redhat.com>
12206 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
12207 * doc/install.texi (Testing): Don't mention jacks.
12208 (Configuration): Document --enable-java-maintainer-mode. Move
12209 --with-java-home to libgcj-specific section. Document
12211 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
12213 2007-01-15 Jan Hubicka <jh@suse.cz>
12215 * tree-ssa-dce.c (DCE_TODOs): New.
12216 (propagate_necessity): Return if something changed.
12217 (eliminate_unnecessary_stmts): Likewise.
12218 (perform_tree_ssa_dce): Return TODO flags when needed.
12219 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12221 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12223 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12224 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12225 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12226 patterns using X87MODEF12 mode macro. Extend operand 1
12227 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12228 (log10<mode>2): Ditto.
12229 (log2<mode>2): Ditto.
12230 (log1p<mode>2): Ditto.
12231 (logb<mode>2): Ditto.
12232 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12233 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12234 (*fxtractxf3_i387): Rename from *fxtractxf3.
12235 (fxtract_extend<mode>xf3_i387): New insn pattern.
12236 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12237 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12238 and gen_fyl2xxf3_i387().
12240 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12242 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12243 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12244 get_loop_exit_edges. Changed return type to bool.
12245 * cfgloop.h (fix_loop_placement): Declaration removed.
12247 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12249 * param.h (MIN_VECT_LOOP_BOUND): New.
12250 * params.def (MIN_VECT_LOOP_BOUND): New.
12251 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12252 argument - minimum threshold for number of iterations.
12253 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12254 argument to declaration.
12255 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12256 MIN_VECT_LOOP_BOUND.
12257 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12258 slpeel_tree_peel_loop_to_edge with additional argument.
12259 (vect_do_peeling_for_alignment): Likewise.
12260 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12262 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12266 operands of size 1.
12268 2007-01-14 Jan Hubicka <jh@suse.cz>
12270 * tree-dfa.c (remove_referenced_var): New function.
12271 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12272 prune referenced vars list too.
12273 * tree-flow.h (remove_referenced_var): Declare.
12275 2007-01-14 Jan Hubicka <jh@suse.cz>
12277 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12279 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12280 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12281 * except.h (verify_eh_throw_table_statements): Kill prototype.
12282 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12283 into call exrepssions.
12284 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12286 * tree-cfg.c: Include pointer-set.h.
12287 (verify_node_sharing): Work on pointer set.
12288 (verify_eh_throw_stmt_node): New.
12289 (verify_stmts): Use pointers sets, verify throw_stmt.
12291 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12293 * ipa-reference.c (analyze_function): Consider also addresses taken
12296 2007-01-12 Roger Sayle <roger@eyesopen.com>
12298 * c-typeck.c (null_pointer_constant_p): Replace use of
12299 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12300 (build_c_cast): Likewise.
12302 2007-01-12 Roger Sayle <roger@eyesopen.com>
12304 * tree.h (force_fit_type_double): Remove unused final argument.
12305 * c-common.c (constant_expression_warning): Replace use of
12306 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12307 (convert_and_check): Likewise.
12308 (shorten_compare): Update call to force_fit_type_double.
12309 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12310 * convert.c (convert_to_pointer): Update call to
12311 force_fit_type_double.
12312 * fold-const.c (force_fit_type_double): Remove overflowed_const
12314 (int_const_binop, fold_convert_const_int_from_int,
12315 fold_convert_const_int_from_real, fold_div_compare,
12316 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12317 fold_abs_const, fold_not_const): Remove the final argument from
12318 calls to force_fit_type_double.
12320 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12322 * configure.ac: Set insn to "nop" for spu-*-* also.
12323 * configure: Regenerate.
12325 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12327 * builtins.def : Add BUILT_IN_FREE.
12329 2007-01-12 Jan Hubicka <jh@suse.cz>
12331 PR tree-optimization/30443
12332 * tree-inline.c (tree_function_versioning): Do not optimize when
12333 cloning for inlining.
12335 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12337 * doc/loop.texi: Document recording of loop exits.
12338 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12339 (update_single_exits_after_duplication,
12340 update_single_exit_for_duplicated_loop,
12341 update_single_exit_for_duplicated_loops): Removed.
12342 (duplicate_loop_to_header_edge): Do not call
12343 update_single_exits_after_duplication and
12344 update_single_exit_for_duplicated_loops.
12345 (loop_version): Do not update single_exit information.
12346 (fix_loop_structure): Use record_loop_exits instead of
12347 mark_single_exit_loops.
12348 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12349 the lists of loop exits.
12350 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12351 split_edge, merge_blocks): Update the lists of loop exits.
12352 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12353 loop_optimizer_init.
12354 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12355 of mark_single_exit_loops.
12356 (loop_optimizer_finalize): Call release_recorded_exits.
12357 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12358 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12359 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12360 update single exit information.
12361 * lambda-code.c (perfect_nestify): Ditto.
12362 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12363 (mark_single_exit_loops): Removed.
12364 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12365 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12366 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12368 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12369 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12370 (verify_loop_structure): Verify consistency of the exit lists.
12371 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12372 (set_single_exit): Removed.
12373 * cfgloop.h (struct loop_exit): New function.
12374 (struct loop): single_exit_ field replaced by exits field.
12375 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12376 (struct loops): Added exits hash.
12377 (mark_single_exit_loops, set_single_exit): Declaration removed.
12378 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12382 * doc/invoke.texi: Avoid use of @headitem.
12384 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12386 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12388 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12390 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12394 Richard Sandiford <richard@codesourcery.com>
12396 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12397 * config/m68k/m68k.opt: Resort options.
12398 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12400 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12401 Richard Sandiford <richard@codesourcery.com>
12403 * doc/invoke.texi: Document the macros that are defined by
12404 m68k's -mtune and -mhard-float options.
12405 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12406 (m68k_cpp_cpu_family): Likewise.
12407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12408 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12409 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12410 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12411 (m68k_cpp_cpu_family): Likewise.
12413 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12415 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12416 macros besides mc68000 as tuning macros. Use a switch statement
12417 to set them and mcpu32.
12419 2007-01-12 Julian Brown <julian@codesourcery.com>
12421 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12422 (TARGET_68040_ONLY): Rename to...
12423 (TARGET_68040): ...this.
12424 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12425 * config/m68k/m68k.md: Likewise.
12427 2007-01-12 Julian Brown <julian@codesourcery.com>
12428 Nathan Sidwell <nathan@codesourcery.com>
12429 Richard Sandiford <richard@codesourcery.com>
12431 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12432 the -mcpu= argument associated with the --with-cpu setting.
12433 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12434 if different from the one implied by the -mcpu setting.
12435 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12436 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12437 * doc/invoke.texi: Mention ColdFire in the introduction to the
12438 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12439 -mno-div and -mhard-float options. Make -m68881 a synonym for
12440 -mhard-float. Document the previously-undocumented -m5206e,
12441 -m528x, -m5307 and -m5407 options. Tweak the existing option
12442 documentation for consistency.
12443 * doc/install.texi: Mention new --with-cpu arguments.
12444 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12445 default CPU if neither -mcpu nor -march are specified.
12446 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12447 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12448 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12449 using m68k_tune to decide between families that implement the
12450 same ISA. Use m68k_tune to set __mcfv4e__.
12451 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12452 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12453 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12454 (FL_ISA_C, FL_ISA_MMU): New macros.
12455 (MASK_COLDFIRE): Delete.
12456 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12457 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12458 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12459 (TARGET_HARD_FLOAT): Do not define here.
12460 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12461 (TUNE_68000): New macro.
12462 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12463 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12464 (TUNE_CFV2): Redefine in terms of m68k_tune.
12465 (uarch_type, target_device, fpu_type): New enums.
12466 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12467 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12468 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12469 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12470 (FL_FOR_isa_c): New macros.
12471 (m68k_isa): New enum.
12472 (m68k_target_selection): New structure.
12473 (all_devices, all_isas, all_microarchs): New tables.
12474 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12475 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12476 (MASK_ALL_CPU_BITS): Delete.
12477 (m68k_find_selection): New function.
12478 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12479 Map the legacy target options to a combination of the new ones.
12480 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12481 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12482 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12484 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12485 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12487 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12488 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12489 * config/m68k/m68k-devices.def: New file.
12491 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12492 Nathan Sidwell <nathan@codesourcery.com>
12494 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12495 (SUBTARGET_EXTRA_SPECS): New macros.
12496 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12497 use %(asm_cpu_spec) instead.
12498 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12499 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12500 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12501 (EXTRA_SPECS): Rename to...
12502 (SUBTARGET_EXTRA_SPECS): ...this.
12504 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12505 Richard Sandiford <richard@codesourcery.com>
12506 Julian Brown <julian@codesourcery.com>
12508 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12509 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12510 to the configuration's default CPU.
12511 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12512 Remove default masks.
12513 (m680[012]0-*-*): Set the default with_cpu to the first part of
12515 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12516 (m68k*-*-linux): Extend the --with-cpu handling to...
12517 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12518 and m68010. Don't set target_cpu_default2.
12519 * doc/install.texi: Document --with-cpu for m68k.
12520 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12521 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12522 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12523 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12524 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12525 (ASM_SPEC): Remove use of %(asm_cpu_default).
12526 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12527 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12528 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12529 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12530 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12531 (TARGET_DEFAULT): Delete.
12532 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12533 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12534 (CPP_CPU_SPEC): Delete.
12535 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12536 the appropriate string.
12537 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12538 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12539 (ASM_SPEC): Don't use %(asm_default_spec).
12540 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12541 TARGET_DEFAULT and add MASK_68881.
12542 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12544 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12546 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12547 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12548 MASK_68010 alongside MASK_68020.
12549 * doc/invoke.texi: Document -m68010.
12550 * config/m68k/m68k.opt (m68010): New.
12551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12553 (TUNE_68010): New macro.
12554 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12555 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12556 (M68K_CPU_m68332): Add MASK_68010.
12557 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12558 fallback definition.
12559 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12561 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12562 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12563 to all entries that use MASK_68020.
12564 (output_move_simode_const, output_move_himode, output_move_qimode)
12565 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12566 instead of TARGET_68020 to select clr behavior. Remove comment
12567 about there being no TARGET_68010.
12568 * config/m68k/m68k.md: Likewise throughout.
12570 2007-01-12 Julian Brown <julian@codesourcery.com>
12572 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12573 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12574 * config/m68k/m68k.md: Likewise.
12576 2007-01-12 Julian Brown <julian@codesourcery.com>
12578 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12579 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12581 2007-01-12 Julian Brown <julian@codesourcery.com>
12583 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12584 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12585 * config/m68k/m68k.md: Likewise.
12587 2007-01-12 Julian Brown <julian@codesourcery.com>
12588 Richard Sandiford <richard@codesourcery.com>
12590 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12591 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12592 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12594 (TARGET_CPU32): Rename to...
12595 (TUNE_CPU32): ...this.
12596 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12597 (TUNE_CFV2): New macros.
12598 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12599 remove conditions that are implied by TARGET_68020.
12600 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12601 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12602 (m68k_output_function_epilogue): Likewise.
12603 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12604 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12605 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12606 non-68000 timings. Refactor multiplication and division costs.
12607 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12608 TUNE_CPU32 instead of TARGET_CPU32.
12609 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12610 and TUNE_68060 instead of TARGET_68060.
12611 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12612 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12614 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12615 && !TARGET_COLDFIRE" to choose between moveq and clr.
12616 Likewise in the unnamed movsf pattern.
12617 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12618 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12621 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12623 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12624 of tabbing before backslashes.
12626 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12628 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12629 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12630 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12632 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12634 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12635 find_interesting_uses_cond.
12636 (find_interesting_uses_cond): Use extract_cond_operands.
12637 (rewrite_use_compare): Use extract_cond_operands and
12638 force_gimple_operand_bsi. Do not call update_stmt.
12639 (determine_use_iv_cost_condition): Use extract_cond_operands.
12640 Return cheaper of using original bound and changing the exit bound.
12642 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12644 PR tree-optimization/29516
12645 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12646 most_expensive_mult_to_index, addr_to_parts,
12647 create_mem_ref, maybe_fold_tmr): Make the type of
12648 fields of TARGET_MEM_REF sizetype.
12649 (move_fixed_address_to_symbol, move_pointer_to_base):
12651 * tree.def (TARGET_MEM_REF): Add comment on types of
12654 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12656 * c-common.c (vector_types_convertible_p): Treat opaque types as
12657 always convertible if they have the same size, but not otherwise.
12659 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12661 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12662 Remove the b_unconditional field.
12663 (noce_try_sign_mask): Do not look at b_unconditional.
12664 (noce_process_if_block): Do not use merge_if_blocks. Update
12665 the CFG here. Do not set b_unconditional.
12666 (cond_move_process_if_block): Likewise.
12667 (find_cond_trap): Likewise.
12668 (check_cond_move_block): Require simple jump insns at the end
12669 of the basic block.
12671 2007-01-11 Jan Hubicka <jh@suse.cz>
12673 PR tree-optimization/1046
12674 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12675 when alias info is not ready.
12676 (pass_tail_recursion): Do not require aliasing.
12677 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12678 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12679 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12680 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12681 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12682 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12683 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12685 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12686 When aliasing is not build, mark statement as volatile.
12688 2007-01-11 Tom Tromey <tromey@redhat.com>
12690 PR preprocessor/15185, PR preprocessor/20989:
12691 * doc/cppopts.texi <-MT>: Update description of algorithm for
12692 computing default target.
12693 <-M, -MD>: Reword "basename" text.
12695 2007-01-11 Roger Sayle <roger@eyesopen.com>
12697 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12698 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12699 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12700 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12701 fold_builtin_bswap, real_constp, fold_builtin_pow,
12702 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12703 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12704 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12705 * convert.c (convert_to_pointer): Likewise.
12706 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12707 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12708 const_binop, fold_convert_const_int_from_int,
12709 fold_convert_const_int_from_real,
12710 fold_convert_const_real_from_real, sign_bit_p,
12711 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12712 fold_sign_changed_comparison, fold_unary, fold_comparison,
12713 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12714 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12715 * print-tree.c (print_node_brief, print_node): Likewise.
12716 * stor-layout.c (place_field, layout_type): Likewise.
12717 * tree-chrec.c (keep_cast): Likewise.
12718 * tree.c (build_vector, build_real, build_real_from_int_cst,
12719 build_complex): Likewise.
12721 2007-01-11 Roger Sayle <roger@eyesopen.com>
12723 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12724 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12726 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12728 * configure.ac (strict1_warn): Rename to strict_warn.
12729 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12730 cc_set_by_configure, quoted_cc_set_by_configure,
12731 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12732 all_boot_languages, all_stagestuff): Remove.
12733 (target_list): Remove bootstrap targets.
12734 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12735 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12736 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12737 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12738 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12739 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12740 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12741 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12742 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12743 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12744 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12745 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12746 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12747 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12748 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12749 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12750 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12751 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12752 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12753 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12754 (mostlyclean): Adjust.
12755 (clean, distclean): Don't mention bootstrap stuff.
12756 * configure: Regenerate.
12757 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12758 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12759 treelang/config-lang.in (stagestuff): Remove.
12760 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12761 stageprofile, stagefeedback, stagestuff): Remove mention.
12763 2007-01-11 Nick Clifton <nickc@redhat.com>
12765 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12767 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12768 (mcore_arith_K_S_operand): Run the test for the S constraint not
12769 the test for the M constraint.
12770 (mcore_addsub_operand): Do not accept integer values that are
12771 larger than 32 bits.
12772 * config/mcore/mcore.md: Remove unused constraints from split.
12773 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12774 (addsi3): Likewise.
12775 (allocate_stack): Likewise.
12776 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12777 operands to 32 bits.
12778 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12780 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12781 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12782 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12783 mcore_output_bclri, mcore_output_andn, output_inline_const,
12784 mcore_output_move, mcore_output_movedouble): Likewise.
12785 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12786 (output_inline_const): Likewise.
12787 (output_inline_const): Fix format strings used in sprintf
12789 * config/mcore/mcore-protos.h: Update prototypes for changed
12790 functions in mcore.c.
12791 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12792 HOST_WIDE_INT and not int.
12793 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12794 CONST_OK_FOR_N): Likewise.
12795 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12796 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12799 2007-01-10 Jan Hubicka <jh@suse.cz>
12801 * tree-vrp.c (remove_range_assertions): Release defs.
12802 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12803 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12805 2007-01-10 Paul Brook <paul@codesourcery.com>
12807 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12808 * config/arm/arm.md (mulsi3subsi): New insn.
12810 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12812 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12813 (tree_transform_and_unroll_loop): New.
12814 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12817 2007-01-10 Robert Kennedy <jimbob@google.com>
12819 * fold-const.c (fold_comparison): Fold comparisons like (x *
12820 1000 < 0) to (x < 0).
12822 2007-01-10 Ian Lance Taylor <iant@google.com>
12824 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12825 operands have the same priority.
12827 2007-01-10 Tom Tromey <tromey@redhat.com>
12829 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12830 (fold_binary): Likewise.
12831 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12832 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12833 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12834 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12835 * langhooks.h (struct lang_hooks): Removed field
12836 'can_use_bit_fields_p'.
12838 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12840 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12842 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12844 * function.c (get_last_funcdef_no): New function.
12845 * function.h (get_last_funcdef_no): Declare.
12846 * tree-inline.c (initialize_cfun): Add initialization.
12847 (tree_function_versioning): Cleanup.
12849 2007-01-10 Jan Hubicka <jh@suse.cz>
12851 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12854 2007-01-10 Sa Liu <saliu@de.ibm.com>
12855 Ben Elliston <bje@au.ibm.com>
12857 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12858 for SAVE_NONLOCAL and Pmode for any other save level.
12859 * spu-protos.h (spu_restore_stack_block): Declare.
12860 * spu.md (save_stack_block): Remove.
12861 (restore_stack_block): Call spu_restore_stack_block.
12862 * spu.c (spu_restore_stack_block): New function.
12863 (spu_expand_epilogue): Remove old comment.
12865 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12867 PR tree-optimization/30322
12868 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12869 (cand_value_at): Return the value as aff_tree.
12870 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12871 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12872 aff_combination_mult): New functions.
12873 (aff_combination_add): Use aff_combination_add_cst.
12874 (aff_combination_convert): Allow conversions to a wider type.
12875 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12876 * tree-affine.h (aff_combination_mult): Declare.
12878 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12880 * doc/tm.texi: Update documentation to reflect reality of exec
12881 and start file search behaviours. Update copyright year.
12882 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12883 header file directories.
12885 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12887 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12888 (*cosxf2): Rename to cosxf2_i387.
12889 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12890 using X87MODEF12 mode macro. Rename patterns to
12891 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12893 (*cosdf2, *cossf2): Ditto.
12894 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12895 to match extended input operands.
12896 (sincos<mode>3): New expander.
12897 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12898 insn patterns and corresponding splitters.
12900 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12902 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12903 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12905 2007-01-09 Nicolas Pitre <nico@cam.org>
12908 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12910 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12912 * target.h (struct gcc_target): New field library_rtti_comdat.
12913 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12914 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12915 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12916 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12918 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12920 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12922 2007-01-08 Richard Guenther <rguenther@suse.de>
12924 * tree.h (force_fit_type_double): Export.
12925 (force_fit_type): Remove.
12926 * fold-const.c (force_fit_type_double): New function.
12927 (force_fit_type): Remove.
12928 (int_const_binop): Use it.
12929 (fold_convert_const_int_from_int): Likewise.
12930 (fold_convert_const_int_from_real): Likewise.
12931 (fold_div_compare): Likewise.
12932 (fold_sign_changed_comparison): Likewise.
12933 (fold_unary): Likewise.
12934 (fold_negate_const): Likewise.
12935 (fold_abs_const): Likewise.
12936 (fold_not_const): Likewise.
12937 * c-common.c (shorten_compare): Use force_fit_type_double.
12938 * convert.c (convert_to_pointer): Likewise.
12940 2007-01-08 Richard Guenther <rguenther@suse.de>
12942 * tree.h (build_int_cst_wide_type): Export.
12943 * tree.c (build_int_cst_wide_type): New function.
12944 (build_int_cst_wide): Fix comment.
12945 * builtins.c (fold_builtin_object_size): Use build_int_cst
12946 to build -1 or 0 of the correct type. Use fit_double_type
12947 to check for overflow.
12948 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12950 (decode_field_reference): Likewise.
12951 (all_ones_mask_p): Likewise.
12952 (native_interpret_int): Use build_int_cst_wide_type.
12953 (fold_binary): Use build_int_cst_type to build an all-ones
12955 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12957 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12959 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12961 2007-01-09 Ben Elliston <bje@au.ibm.com>
12963 * genautomata.c (STATS_OPTION): New option.
12964 (stats_flag): New flag.
12965 (gen_automata_option): Handle it.
12966 (initiate_automaton_gen): Ditto.
12967 (write_automata): Output statistics only if stats_flag is
12968 set. Likewise, output time statistics only if time_flag is set.
12969 * doc/md.texi (Processor pipeline description): Document new flag.
12971 2007-01-08 Richard Guenther <rguenther@suse.de>
12973 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12974 * tree.c (build_int_cst_type): Likewise.
12975 (size_in_bytes): Don't call force_fit_type on the result.
12976 (int_fits_type_p): Use fit_double_type.
12977 * fold-const.c (fit_double_type): New function.
12978 (force_fit_type): Use it.
12979 * tree.h (fit_double_type): Export.
12981 2007-01-08 Jan Hubicka <jh@suse.cz>
12983 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12984 * ipa.c (function_and_variable_visibility): Fix return type.
12986 2007-01-08 Richard Guenther <rguenther@suse.de>
12988 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12989 of offset to build the index.
12990 * tree-pretty-print.c (dump_generic_node): Don't build negated
12991 const just for printing.
12992 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12993 * builtins.c (fold_builtin_int_roundingfn): Check if result
12994 fits the type by using force_fit_type and comparing the result.
12995 * predict.c (predict_loops): Use compare_tree_int for comparison.
12996 * tree.c (build_int_cst): Fall back to integer_type_node for
12998 (build_int_cst_wide): Assert type is non-null.
13000 2007-01-08 Roberto Costa <roberto.costa@st.com>
13002 * tree-vrp.c (extract_range_from_cond_expr): New.
13003 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13004 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13006 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13007 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13008 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13009 used as expressions.
13010 * tree-object-size.c (cond_expr_object_size): New.
13011 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13013 2007-01-08 Jan Hubicka <jh@suse.cz>
13015 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13016 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13019 2007-01-08 Richard Guenther <rguenther@suse.de>
13021 PR tree-optimization/23603
13022 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13023 (extract_range_from_binary): Fall back to truthvalue instead of
13024 varying for TRUTH_*_EXPR.
13025 (extract_range_from_comparison): Fall back to truthvalue instead of
13027 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13028 if all visited PHI values were constant.
13030 2007-01-08 Jan Hubicka <jh@suse.cz>
13032 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13033 (cgraph_analyze_function): break out from ...
13034 (cgraph_finalize_compilation_unit): ... here.
13035 (cgraph_expand_function): Remove forgoten commented out line.
13036 (cgraph_optimize): Analyze functions.
13038 2007-01-08 Jan Hubicka <jh@suse.cz>
13040 * tree-pas.h (TODO_remove_function): New flag.
13041 (TODO_update*): Renumber.
13042 (pass_ipa_increase_alignment,
13043 pass_ipa_function_and_variable_visibility): New passes.
13044 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13045 (cgraph_function_and_variable_visibility): Move to ipa.c
13046 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13047 cgraph_increase_alignment.
13048 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13049 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13050 calling tree-inline.
13051 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13052 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13053 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13054 (gate_increase_alignment): New function.
13055 (pass_ipa_increase_alignment): New pass.
13056 * ipa.c: Inline tree-pass.h and timevar.h
13057 (function_and_variable_visibility): Move here from cgraphunit.c
13058 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13059 * passes.c (init_optimization_passes): Add the two new passes.
13060 (execute_todo): Handle cgraph_remove_functions.
13062 2007-01-08 Nick Clifton <nickc@redhat.com>
13064 * config/frv/predicates.md (reg_or_0_operand): Accept
13067 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13069 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13070 * config.gcc: Add bfin*-rtems*.
13072 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13074 * c.opt: Add -flax-vector-conversions.
13075 * c-typeck.c (convert_for_assignment): Pass flag to
13076 vector_types_convertible_p to allow emission of note.
13077 (digest_init): Likewise.
13078 * c-opts.c: Handle -flax-vector-conversions.
13079 * c-common.c (flag_lax_vector_conversions): New.
13080 (vector_types_convertible_p): Unless -flax-vector conversions
13081 has been passed, disallow conversions between vectors with
13082 differing numbers of subparts and/or element types. If such
13083 a conversion is disallowed, possibly emit a note on the first
13084 occasion only to inform the user of -flax-vector-conversions.
13085 The new last argument specifies this.
13086 * c-common.h (flag_lax_vector_conversions): New.
13087 (vector_types_convertible_p): Add extra argument.
13088 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13089 char_type_node for V*QI type vectors.
13090 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13091 Update to satisfy new typechecking rules.
13092 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13093 C and C++ variants.
13094 * doc/invoke.texi (C Dialect Options): Document
13095 -flax-vector-conversions.
13097 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13099 PR tree-optimization/29877
13100 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13101 a register variable on the RHS to not be replaceable.
13103 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13104 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13105 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13106 const_simm15, const_pow2, const_npow2): Added.
13107 * config/score/misc.md (insv, extv, extzv, movmemsi,
13108 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13109 * config/score/score.c (score_address_cost, score_select_cc_mode):
13111 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13112 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13113 Update score_print_operand.
13114 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13115 Adjust register allocate order and update some macro define.
13116 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13117 mdx_block_move_straight, mdx_block_move_loop_head,
13118 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13119 mdx_block_move): Added.
13120 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13121 mdp_limm): Updated and fix some bug and typo.
13122 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13123 (movsf, movdf, doloop_end): Added.
13125 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13127 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13128 config/arm/thumb2.md: Fix comment typos.
13129 * doc/extend.texi: Fix a typo.
13131 2007-01-07 Eric Christopher <echristo@apple.com>
13133 * configure.ac: Check for __stack_chk_fail for darwin.
13134 * configure: Regenerate.
13136 2007-01-07 Richard Guenther <rguenther@suse.de>
13138 * tree-vrp.c (extract_range_from_assert): CSE calls to
13139 compare_values where possible.
13140 (extract_range_from_unary_expr): Likewise.
13142 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13144 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13145 * config/avr/avr.c (call_insn_operand): Delete function.
13146 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13147 instead of register number. Use predicates.
13148 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13149 call_insn_operand): Add.
13151 2007-01-06 Jan Hubicka <jh@suse.cz>
13153 * tree-pass.h (pass_build_cgraph_edges): Declare.
13154 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13155 (visited_nodes): Remove.
13156 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13157 build_cgrpah_edges; make visited_nodes local.
13158 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13159 (record_references_in_initializer): Move to cgraphbuild.c
13160 (initialize_inline_failed, rebuild_cgraph_edges,
13161 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13162 (verify_cgraph_node): Make visited_nodes local.
13163 (cgraph_analyze_function): Do not call cgraph_create_edges and
13164 initialize_inline_failed.
13165 (cgraph_expand_function): Do not call cgraph_lower_function;
13166 assert that function is already lowered.
13167 * Makefile.in (cgraphbuild.o): New.
13168 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13169 at the end of lowering passes.
13171 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13173 * ifcvt.c (cond_move_convert_if_block): New function, code
13174 factored out from...
13175 (cond_move_process_if_block): ...here. Call the new function
13176 on the THEN and ELSE blocks.
13177 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13178 already takes care of this.
13180 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13183 * tree.h (TREE_OVERFLOW_P): New.
13184 * c-typeck.c (parser_build_unary_op): Warn only if result
13185 overflowed and operands did not.
13186 (parser_build_binary_op): Likewise.
13187 (convert_for_assignment): Remove redundant overflow_warning.
13188 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
13190 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13192 * c-typeck.c (store_init_value): Split over two lines to follow
13193 the GNU coding style.
13195 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
13197 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
13198 __GXX_EXPERIMENTAL_CXX0X__.
13199 * doc/cpp.texi: Same.
13201 2007-01-05 Richard Guenther <rguenther@suse.de>
13203 PR middle-end/27826
13204 * tree.c (get_narrower): Do not construct COMPONENT_REFs
13205 with mismatched types. Instead explicitly build a
13206 conversion NOP_EXPR.
13208 2007-01-05 Ian Lance Taylor <iant@google.com>
13210 * c-common.c (decl_with_nonnull_addr_p): New function.
13211 (c_common_truthvalue_conversion): Call it.
13212 * c-typeck.c (build_binary_op): Likewise.
13213 * c-common.h (decl_with_nonnull_addr_p): Declare.
13215 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13218 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13221 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13223 * doc/install.texi (Final install): Document the fact that
13224 the GNAT runtime should not be stripped.
13226 2007-01-04 Jan Hubicka <jh@suse.cz>
13228 * tree-inline.c (fold_marked_statements): Update operand caches
13229 and EH after folding
13231 2007-01-04 Ian Lance Taylor <iant@google.com>
13233 * c-common.c (check_function_nonnull): Whitespace fix.
13235 2007-01-04 Jan Hubicka <jh@suse.cz>
13237 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13238 comitted older version of patch.
13239 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13240 function, celanup cfg and collect garbage.
13242 2007-01-04 Mike Stump <mrs@apple.com>
13244 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13247 2007-01-04 Eric Christopher <echristo@apple.com>
13249 * libgcc2.c (__bswapsi2): Use SItype.
13250 (__bswapdi2): Use DItype.
13251 * libgcc2.h: Update for above.
13253 2007-01-04 Paul Brook <paul@codesourcery.com>
13255 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13256 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13257 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13258 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13259 umulsi3_highpart): Make conditional on !arm_arch6.
13260 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13261 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13262 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13263 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13264 umulsi3_highpart_v6): New insns.
13266 2007-01-04 Roger Sayle <roger@eyesopen.com>
13268 * fold-const.c (fold_convert): When casting an expression to void,
13269 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13270 have a type. Instead of attempting to build a NOP_EXPR, return
13271 these "special" trees directly.
13273 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13275 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13276 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13277 rs6000_cost->fp not 0 as adjustment for outer NEG.
13279 2007-01-04 Jan Hubicka <jh@suse.cz>
13281 * cgraph.c (cgraph_release_function_body): New function.
13282 (cgraph_remove_node): Use it.
13283 * cgraph.h (cgraph_release_function_body): Declare.
13284 * cgraphunit.c (cgraph_expand_function): Use it.
13285 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13286 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13287 is initialized and while compilation of other function is running.
13288 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13289 statement CFG annotations from here to ...
13290 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13292 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13294 * cfgloop.h (enum li_flags): Make the constants powers of two.
13296 2007-01-04 Jan Hubicka <jh@suse.cz>
13298 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13300 (fold_marked_statements): New function.
13301 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13302 * tree-inline.h (copy_body_data): Add statements_to_fold.
13304 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13306 * config.gcc: Mention libgcc/config.host.
13307 * Makefile.in: Update comments mentioning libgcc.
13308 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13309 (all.cross, start.encap, rest.encap, rest.cross): Update
13310 dependencies for libgcc move.
13311 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13312 (clean-target, clean-target-libgcc): Delete.
13313 (srcdirify, GCC_EXTRA_PARTS): New macros.
13314 (libgcc-support, libgcc.mvars): New rules.
13315 (distclean): Remove mention of mklibgcc.
13316 (install): Don't reference INSTALL_LIBGCC.
13317 (install-common): Don't reference EXTRA_PARTS.
13318 (install-libgcc, install-multilib): Delete rules.
13319 * mklibgcc.in: Delete file.
13320 * doc/configfiles.texi: Don't mention mklibgcc.
13322 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13323 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13324 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13325 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13326 (mklibgcc, ldblspecs): Likewise.
13328 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13329 (posixpre.def): Use $(T).
13330 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13331 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13332 (SHLIB_LINK): Make dummy.
13333 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13335 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13337 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13338 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13339 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13340 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13342 * configure.ac (all_outputs): Remove mklibgcc.
13343 * configure: Regenerated.
13345 2007-01-03 Josh Conner <jconner@apple.com>
13347 PR middle-end/29683
13348 * calls.c (compute_argument_addresses): Set stack and stack_slot
13349 for partial args, too.
13350 (store_one_arg): Use locate.size.constant for the size when
13351 generating a save_area.
13353 2007-01-03 Robert Kennedy <jimbob@google.com>
13355 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13356 whose definitions are deleted due to basic block merging.
13358 2007-01-03 Paul Brook <paul@codesourcery.com>
13361 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13363 (use_return_insn): Return 0 for Thumb interrupt functions.
13364 (print_multi_reg): Add rfe argument for IRQ returns.
13365 (arm_output_epilogue): Pop interrupt return address directly into PC.
13366 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13368 2007-01-03 Paul Brook <paul@codesourcery.com>
13370 Merge from sourcerygxx-4_1.
13371 * config/arm/thumb2.md: New file.
13372 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13374 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13375 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13376 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13377 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13379 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13380 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13382 * config/arm/ieee754-sf.S: Ditto.
13383 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13384 (thumb1_base_register_rtx_p): ... to this.
13385 (thumb_index_register_rtx_p): Rename...
13386 (thumb1_index_register_rtx_p): ... to this.
13387 (thumb_output_function_prologue): Rename...
13388 (thumb1_output_function_prologue): ... to this.
13389 (thumb_legitimate_address_p): Rename...
13390 (thumb1_legitimate_address_p): ... to this.
13391 (thumb_rtx_costs): Rename...
13392 (thumb1_rtx_costs): ... to this.
13393 (thumb_compute_save_reg_mask): Rename...
13394 (thumb1_compute_save_reg_mask): ... to this.
13395 (thumb_final_prescan_insn): Rename...
13396 (thumb1_final_prescan_insn): ... to this.
13397 (thumb_expand_epilogue): Rename...
13398 (thumb1_expand_epilogue): ... to this.
13399 (arm_unwind_emit_stm): Rename...
13400 (arm_unwind_emit_sequence): ... to this.
13401 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13402 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13403 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13404 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13405 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13406 thumb2_output_casesi): New functions.
13407 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13408 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13409 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13410 THUMB2_WORK_REGS): Define.
13411 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13412 arm_condexec_mask, arm_condexec_masklen)): New variables.
13413 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13414 (arm_override_options): Check new CPU capabilities.
13415 Set new architecture flag variables.
13416 (arm_isr_value): Handle v7m interrupt functions.
13417 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13419 (const_ok_for_arm): Handle Thumb-2 constants.
13420 (arm_gen_constant): Ditto. Use movw when available.
13421 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13423 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13424 (thumb_find_work_register, arm_load_pic_register,
13425 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13426 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13427 print_multi_reg, output_mov_long_double_fpa_from_arm,
13428 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13429 output_mov_double_fpa_from_arm, output_move_double,
13430 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13431 output_return_instruction, arm_output_function_prologue,
13432 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13433 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13434 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13435 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13436 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13437 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13439 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13440 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13441 (arm_file_start): Output directive for unified syntax.
13442 (arm_unwind_emit_set): Handle stack alignment instruction.
13443 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13444 Add v6t2, v7, v7a, v7r and v7m.
13445 (RETLDM): Add Thumb-2 code.
13446 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13447 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13448 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13449 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13450 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13451 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13452 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13453 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13454 ADJUST_INSN_LENGTH): Define.
13455 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13456 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13457 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13458 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13459 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13460 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13461 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13462 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13463 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13464 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13465 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13466 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13467 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13468 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13469 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13470 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13471 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13473 * config/arm/arm-tune.md: Regenerate.
13474 * config/arm/arm-protos.h: Update prototypes.
13475 * config/arm/vfp.md: Enable patterns for Thumb-2.
13476 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13477 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13478 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13479 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13480 * config/arm/libunwind.S: Add Thumb-2 code.
13481 * config/arm/constraints.md: Update include Thumb-2.
13482 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13483 * config/arm/ieee754-df.S: Ditto.
13484 * config/arm/bpabi.S: Ditto.
13485 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13486 * config/arm/predicates.md (low_register_operand,
13487 low_reg_or_int_operand, thumb_16bit_operator): New.
13488 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13489 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13490 * config/arm/t-arm-elf: Add armv7 multilib.
13491 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13493 (UNSPEC_STACK_ALIGN, ce_count): New.
13494 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13495 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13497 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13498 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13499 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13500 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13501 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13502 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13504 * doc/extend.texi: Document ARMv7-M interrupt functions.
13505 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13507 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13509 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13510 (struct _Unwind_Context): Rename args_size to flags, remove
13511 signal_frame field, add a new args_size field and version field.
13512 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13513 _Unwind_IsExtendedContext): New inline functions.
13514 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13515 Assume by_value array is only present if _Unwind_IsExtendedContext.
13516 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13517 _Unwind_IsSignalFrame.
13518 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13519 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13520 (uw_init_context_1): Initialize context->flags to
13521 EXTENDED_CONTEXT_BIT.
13522 * config/rs6000/linux-unwind.h (frob_update_context): Use
13523 _Unwind_SetSignalFrame.
13525 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13527 PR middle-end/30353
13528 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13529 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13532 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13534 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13535 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13536 RET, AT_SP): Remove.
13537 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13540 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13541 * cfgbuild.c (find_basic_blocks): Likewise.
13542 * cfgrtl.c (rtl_create_basic_block): Likewise.
13543 * function.c (temp_slots_at_level): Likewise.
13544 * reg-stack.c (stack_regs_mentioned): Likewise.
13545 * regclass.c (allocate_reg_info): Likewise.
13546 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13547 set_bb_for_stmt, move_block_to_fn): Likewise.
13548 * tree-complex.c (tree_lower_complex): Likewise.
13549 * vec.h (VEC_safe_grow_cleared): New.
13551 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13553 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13555 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13556 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13558 * cfgloopmanip.c (scale_loop_frequencies): Export.
13559 (loopify): Scale the frequencies by prescribed coefficients.
13560 (set_zero_probability): New function.
13561 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13562 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13563 and frequencies according to arguments.
13564 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13566 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13567 * modulo-sched.c (sms_schedule): Set probabilities for entering
13568 versioned loop correctly.
13569 * tree-vect-transform.c (vect_transform_loop): Ditto.
13570 * cfgloop.h (loopify, loop_version): Declaration changed.
13571 (scale_loop_frequencies): Declared.
13573 2007-01-02 Jan Hubicka <jh@suse.cz>
13575 * cgraph.c: Include tree-flow.h
13576 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13577 early_local_passes.
13578 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13579 * tree-pass.h (pass_all_early_optimizations): Declare.
13580 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13581 early_local_passes.
13582 (cgraph_analyze_function): Do early_local_passes.
13583 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13584 Do not add referenced vars.
13585 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13587 (gate_all_early_local_passes): New gate.
13588 (pass_early_local_passes): Use new gate.
13589 (execute_early_local_optimizations): New functions.
13590 (gate_all_early_optimizations): New gate.
13591 (pass_all_early_optimizations): New pass.
13592 (execute_free_datastructures): Free SSA only when initialized.
13593 (gate_init_datastructures): Init only when optimizing.
13594 (tree_lowering_passes): Do early local passes when called late.
13595 * tree-profile.c (do_tree_profiling): Don't profile functions added
13597 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13598 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13600 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13601 during early_local_passes.
13602 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13605 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13607 * Makefile.in: Update copyright year.
13609 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13611 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13612 in $(lang_checks) and check-consistency targets.
13614 2007-01-02 Jan Hubicka <jh@suse.cz>
13616 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13617 Do not add referenced vars.
13618 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13620 * passes.c (init_optimization_passes): Put mudflap_2 after
13621 free_datastructures.
13623 2007-01-02 Jan Hubicka <jh@suse.cz>
13625 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13626 Set NOTHROW flag on call statements proved to be nothrow.
13627 Update statement of local calls so new pure/const functions are
13628 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13630 (tree_rest_of_compilation): Register hooks and initialize bitmap
13631 early. Do not set after_inlining flag.
13633 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13635 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13636 HOST_BITS_PER_LONGLONG
13638 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13641 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13642 warning for non-static initializers.
13644 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13646 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13647 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13648 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13649 Always use set_unique_reg_note to add REG_EQUAL notes.
13651 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13654 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13656 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13657 * cfgbuild.c (find_basic_blocks): Likewise.
13658 * cfgrtl.c (rtl_create_basic_block): Likewise.
13659 * function.c (temp_slots_at_level): Likewise.
13660 * reg-stack.c (stack_regs_mentioned): Likewise.
13661 * regclass.c (allocate_reg_info): Likewise.
13662 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13663 set_bb_for_stmt, move_block_to_fn): Likewise.
13664 * tree-complex.c (tree_lower_complex): Likewise.
13665 * vec.h (VEC_safe_grow_cleared): New.
13667 2007-01-02 Ian Lance Taylor <iant@google.com>
13669 * c-common.c (c_common_truthvalue_conversion): When warning about
13670 using an assignment as a truth value, set TREE_NO_WARNING.
13672 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13675 * c.opt (Wold-style-declaration): New.
13676 * doc/invoke.texi (C-only Warning Options): New.
13677 (Wold-style-declaration): Document it.
13678 (Wextra): Enabled by -Wextra.
13679 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13680 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13681 -Wold-style-declaration.
13683 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13685 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13686 * cfgbuild.c (find_basic_blocks): Likewise.
13687 * cfgrtl.c (rtl_create_basic_block): Likewise.
13688 * function.c (temp_slots_at_level): Likewise.
13689 * reg-stack.c (stack_regs_mentioned): Likewise.
13690 * regclass.c (allocate_reg_info): Likewise.
13691 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13692 set_bb_for_stmt, move_block_to_fn): Likewise.
13693 * tree-complex.c (tree_lower_complex): Likewise.
13694 * vec.h (VEC_safe_grow_cleared): New.
13696 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13698 * c-common.c (c_common_nodes_and_builtins): Since variants of
13699 void_type_node get built before it is given a name, we need to
13700 give those variants the name, too.
13701 (complete_array_type): We need to work with the canonical main
13702 type of the array, from which we will build the qualified version.
13703 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13704 * print-tree.c (print_node): Display canonical type information
13706 * stor-layout.c (layout_type): When we don't know the
13707 alignment of a type for which we're building an array, we end up
13708 guessing wrong, so make the type require structural equality.
13709 * tree.c (make_node_stat): When we build a new type, it is its
13710 own canonical type.
13711 (build_type_attribute_qual_variant): When building an attribute
13712 variant, its canonical type is the non-attribute variant. However,
13713 if the attributes are target-dependent and they differ, we need to
13714 use structural equality checks for this type.
13715 (build_qualified_type): A qualified type is not equivalent to its
13716 unqualified variant; set the canonical type appropriately.
13717 (build_distinct_type_copy): When building a distinct type from
13718 another type, the new type is its own canonical type.
13719 (build_variant_type_copy): When building a new type variant, we
13720 assume that it is equivalent to the original type.
13721 (build_pointer_type_for_mode): When building a pointer type, also
13722 build a canonical type pointer.
13723 (build_reference_type_for_mode): When building a reference type,
13724 also build a canonical type reference.
13725 (build_index_type): When we can't hash an index type (e.g.,
13726 because its maximum value is negative), the index type requires
13727 structural equality tests.
13728 (build_array_type): Build the canonical form of an array type.
13729 (build_function_type): Function types require structural equality,
13730 because they contain default arguments, attributes, etc.
13731 (build_method_type_directly): Ditto for method types.
13732 (build_offset_type): Build the canonical offset type.
13733 (build_complex_type): Build the canonical vector type.
13734 (make_vector_type): Build the canonical vector type.
13735 * tree.h (TYPE_CANONICAL): New.
13736 (TYPE_STRUCTURAL_EQUALITY_P): New.
13737 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13738 (struct tree_type): Added "canonical" field.
13739 * params.h (VERIFY_CANONICAL_TYPES): New.
13740 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13741 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13742 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13743 * doc/invoke.texi (verify-canonical-types): Document --param
13744 parameter for verifying canonical types.
13746 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13748 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13749 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13750 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13751 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13753 * config/rs6000/e500.h: New.
13754 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13755 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13757 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13758 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13759 TARGET_E500_DOUBLE): Remove.
13760 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13761 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13762 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13763 * config/rs6000/rs6000.c (rs6000_override_options): Use
13764 CHECK_E500_OPTIONS.
13766 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13768 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13769 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13770 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13771 rs6000_emit_cmove): Don't check TARGET_E500.
13772 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13773 sordered): Don't check TARGET_E500.
13775 2007-01-01 Eric Christopher <echristo@apple.com>
13777 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13778 HARD_REGISTER_NUM_P.
13780 2007-01-01 Roger Sayle <roger@eyesopen.com>
13782 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13783 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13784 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13787 2007-01-01 Mike Stump <mrs@apple.com>
13789 * configure.ac: Remove support for building with Apple's gcc-3.1.
13791 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13793 PR middle-end/30311
13794 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13795 REG is a hard register. Do not modify REG before calling
13797 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13798 multiple of the size of YMODE for certain lowpart cases.
13800 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13802 PR middle-end/30253
13803 * gimplify (voidify_wrapper_expr): Update for
13804 GIMPLE_MODIFY_STMT.
13806 2007-01-01 Andreas Schwab <schwab@suse.de>
13809 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13810 save of BR0 in extra_spill_size instead of spill_size.
13811 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13813 (ia64_expand_epilogue): Restore BR0 from its new location.
13815 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13817 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13818 Use a temporary variable if the left hand side is not a gimple
13821 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13823 * gimplify.c (gimplify_return_expr): Make the temporary variable
13824 for the return expression, a gimple register variable.
13826 2007-01-01 Jan Hubicka <jh@suse.cz>
13828 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13831 2007-01-01 Mike Stump <mrs@apple.com>
13833 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13835 * config/darwin.c (machopic_select_rtx_section): Use
13836 HAVE_GAS_LITERAL16.
13837 (darwin_mergeable_constant_section): Likewise.
13838 * configure: Regenerate.
13839 * config.in: Regenerate.
13841 2007-01-01 Jan Hubicka <jh@suse.cz>
13842 Andrew Pinski <pinskia@gmail.com>
13844 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13845 before starting IPA passes.